14400056 has 16 divisors (see below), whose sum is σ = 29454840. Its totient is φ = 6545440.

The previous prime is 14400019. The next prime is 14400059. The reversal of 14400056 is 65000441.

It is a happy number.

It is a super-2 number, since 2×14400056² = 414723225606272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14400059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81731 + ... + 81906.

Almost surely, 2^14400056 is an apocalyptic number.

It is an amenable number.

14400056 is an abundant number, since it is smaller than the sum of its proper divisors (15054784).

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

14400056 is a wasteful number, since it uses less digits than its factorization.

14400056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163654 (or 163650 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 14400056 is about 3794.7405708428. The cubic root of 14400056 is about 243.2883951960.

Adding to 14400056 its reverse (65000441), we get a palindrome (79400497).

The spelling of 14400056 in words is "fourteen million, four hundred thousand, fifty-six".