56891926 has 32 divisors (see below), whose sum is σ = 109605888. Its totient is φ = 21526560.

The previous prime is 56891921. The next prime is 56891927. The reversal of 56891926 is 62919865.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56891921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2610 + ... + 10981.

It is an arithmetic number, because the mean of its divisors is an integer number (3425184).

Almost surely, 2^56891926 is an apocalyptic number.

56891926 is a deficient number, since it is larger than the sum of its proper divisors (52713962).

56891926 is a wasteful number, since it uses less digits than its factorization.

56891926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13636.

The product of its digits is 233280, while the sum is 46.

The square root of 56891926 is about 7542.6736638940. The cubic root of 56891926 is about 384.6067294688.

The spelling of 56891926 in words is "fifty-six million, eight hundred ninety-one thousand, nine hundred twenty-six".