56893947 has 8 divisors (see below), whose sum is σ = 82754880. Its totient is φ = 34481160.

The previous prime is 56893943. The next prime is 56893957. The reversal of 56893947 is 74939865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56893947 - 2² = 56893943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56893947.

It is not an unprimeable number, because it can be changed into a prime (56893943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861997 + ... + 862062.

It is an arithmetic number, because the mean of its divisors is an integer number (10344360).

Almost surely, 2^56893947 is an apocalyptic number.

56893947 is a deficient number, since it is larger than the sum of its proper divisors (25860933).

56893947 is a wasteful number, since it uses less digits than its factorization.

56893947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724073.

The product of its digits is 1632960, while the sum is 51.

The square root of 56893947 is about 7542.8076337661. The cubic root of 56893947 is about 384.6112836065.

The spelling of 56893947 in words is "fifty-six million, eight hundred ninety-three thousand, nine hundred forty-seven".