56043340 has 24 divisors (see below), whose sum is σ = 118308960. Its totient is φ = 22299648.

The previous prime is 56043329. The next prime is 56043371. The reversal of 56043340 is 4334065.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3400 + ... + 11119.

It is an arithmetic number, because the mean of its divisors is an integer number (4929540).

Almost surely, 2^56043340 is an apocalyptic number.

It is an amenable number.

56043340 is an abundant number, since it is smaller than the sum of its proper divisors (62265620).

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

56043340 is a wasteful number, since it uses less digits than its factorization.

56043340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14721 (or 14719 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 56043340 is about 7486.2099890398. The cubic root of 56043340 is about 382.6849092435.

The spelling of 56043340 in words is "fifty-six million, forty-three thousand, three hundred forty".