14734440 has 128 divisors (see below), whose sum is σ = 56160000. Its totient is φ = 3366144.

The previous prime is 14734411. The next prime is 14734451. The reversal of 14734440 is 4443741.

It is a super-2 number, since 2×14734440² = 434207444227200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6586 + ... + 8534.

It is an arithmetic number, because the mean of its divisors is an integer number (438750).

Almost surely, 2^14734440 is an apocalyptic number.

14734440 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 14734440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28080000).

14734440 is an abundant number, since it is smaller than the sum of its proper divisors (41425560).

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

14734440 is a wasteful number, since it uses less digits than its factorization.

14734440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976 (or 1966 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 14734440 is about 3838.5465999516. The cubic root of 14734440 is about 245.1571392306.

The spelling of 14734440 in words is "fourteen million, seven hundred thirty-four thousand, four hundred forty".