14298740 has 48 divisors (see below), whose sum is σ = 31525200. Its totient is φ = 5440512.

The previous prime is 14298737. The next prime is 14298743. The reversal of 14298740 is 4789241.

14298740 = 356² + 357² + ... + 444².

It is an interprime number because it is at equal distance from previous prime (14298737) and next prime (14298743).

It can be written as a sum of positive squares in 8 ways, for example, as 2202256 + 12096484 = 1484^2 + 3478^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14298740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14298743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51482 + ... + 51758.

It is an arithmetic number, because the mean of its divisors is an integer number (656775).

Almost surely, 2^14298740 is an apocalyptic number.

14298740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14298740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15762600).

14298740 is an abundant number, since it is smaller than the sum of its proper divisors (17226460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14298740 is a wasteful number, since it uses less digits than its factorization.

14298740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 14298740 is about 3781.3674775139. The cubic root of 14298740 is about 242.7164751373.

The spelling of 14298740 in words is "fourteen million, two hundred ninety-eight thousand, seven hundred forty".