56261776 has 40 divisors (see below), whose sum is σ = 114270464. Its totient is φ = 26801280.

The previous prime is 56261771. The next prime is 56261791. The reversal of 56261776 is 67716265.

It is a happy number.

56261776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56261771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32386 + ... + 34078.

Almost surely, 2^56261776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56261776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57135232).

56261776 is an abundant number, since it is smaller than the sum of its proper divisors (58008688).

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

56261776 is a wasteful number, since it uses less digits than its factorization.

56261776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799 (or 1793 counting only the distinct ones).

The product of its digits is 105840, while the sum is 40.

The square root of 56261776 is about 7500.7850255823. The cubic root of 56261776 is about 383.1814522863.

The spelling of 56261776 in words is "fifty-six million, two hundred sixty-one thousand, seven hundred seventy-six".