56243547 has 12 divisors (see below), whose sum is σ = 82774224. Its totient is φ = 36787920.

The previous prime is 56243521. The next prime is 56243581. The reversal of 56243547 is 74534265.

56243547 is a `hidden beast` number, since 562 + 43 + 54 + 7 = 666.

It is not a de Polignac number, because 56243547 - 2⁷ = 56243419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56293547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58479 + ... + 59432.

It is an arithmetic number, because the mean of its divisors is an integer number (6897852).

Almost surely, 2^56243547 is an apocalyptic number.

56243547 is a deficient number, since it is larger than the sum of its proper divisors (26530677).

56243547 is a wasteful number, since it uses less digits than its factorization.

56243547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117970 (or 117967 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 56243547 is about 7499.5697876612. The cubic root of 56243547 is about 383.1400638001.

The spelling of 56243547 in words is "fifty-six million, two hundred forty-three thousand, five hundred forty-seven".