56767266 has 24 divisors (see below), whose sum is σ = 128344320. Its totient is φ = 18099576.

The previous prime is 56767261. The next prime is 56767273. The reversal of 56767266 is 66276765.

56767266 is a `hidden beast` number, since 567 + 67 + 26 + 6 = 666.

It is a super-2 number, since 2×56767266² = 6445044978229512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56767261) 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 11 ways as a sum of consecutive naturals, for example, 68146 + ... + 68973.

It is an arithmetic number, because the mean of its divisors is an integer number (5347680).

Almost surely, 2^56767266 is an apocalyptic number.

56767266 is an abundant number, since it is smaller than the sum of its proper divisors (71577054).

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

56767266 is a wasteful number, since it uses less digits than its factorization.

56767266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137150 (or 137147 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 56767266 is about 7534.4054841772. The cubic root of 56767266 is about 384.3256108661.

The spelling of 56767266 in words is "fifty-six million, seven hundred sixty-seven thousand, two hundred sixty-six".