56587340 has 12 divisors (see below), whose sum is σ = 118833456. Its totient is φ = 22634928.

The previous prime is 56587327. The next prime is 56587351. The reversal of 56587340 is 4378565.

It is a junction number, because it is equal to n+sod(n) for n = 56587294 and 56587303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1414664 + ... + 1414703.

It is an arithmetic number, because the mean of its divisors is an integer number (9902788).

Almost surely, 2^56587340 is an apocalyptic number.

It is an amenable number.

56587340 is an abundant number, since it is smaller than the sum of its proper divisors (62246116).

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

56587340 is a wasteful number, since it uses less digits than its factorization.

56587340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829376 (or 2829374 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 56587340 is about 7522.4557160544. The cubic root of 56587340 is about 383.9191362568.

The spelling of 56587340 in words is "fifty-six million, five hundred eighty-seven thousand, three hundred forty".