56526766 has 4 divisors (see below), whose sum is σ = 84790152. Its totient is φ = 28263382.

The previous prime is 56526763. The next prime is 56526797. The reversal of 56526766 is 66762565.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66762565 = 5 ⋅13352513.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56526763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14131690 + ... + 14131693.

It is an arithmetic number, because the mean of its divisors is an integer number (21197538).

Almost surely, 2^56526766 is an apocalyptic number.

56526766 is a deficient number, since it is larger than the sum of its proper divisors (28263386).

56526766 is a wasteful number, since it uses less digits than its factorization.

56526766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28263385.

The product of its digits is 453600, while the sum is 43.

The square root of 56526766 is about 7518.4284262072. The cubic root of 56526766 is about 383.7820984161.

The spelling of 56526766 in words is "fifty-six million, five hundred twenty-six thousand, seven hundred sixty-six".