14899140 has 120 divisors (see below), whose sum is σ = 49579992. Its totient is φ = 3732480.

The previous prime is 14899133. The next prime is 14899153. The reversal of 14899140 is 4199841.

It can be written as a sum of positive squares in 4 ways, for example, as 2452356 + 12446784 = 1566^2 + 3528^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 14899095 and 14899104.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 27270 + ... + 27810.

Almost surely, 2^14899140 is an apocalyptic number.

14899140 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 14899140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24789996).

14899140 is an abundant number, since it is smaller than the sum of its proper divisors (34680852).

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

14899140 is a wasteful number, since it uses less digits than its factorization.

14899140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579 (or 568 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 14899140 is about 3859.9404140479. The cubic root of 14899140 is about 246.0672035311.

The spelling of 14899140 in words is "fourteen million, eight hundred ninety-nine thousand, one hundred forty".