56761552 has 20 divisors (see below), whose sum is σ = 112948996. Its totient is φ = 27613440.

The previous prime is 56761513. The next prime is 56761553. The reversal of 56761552 is 25516765.

It can be written as a sum of positive squares in 2 ways, for example, as 53816896 + 2944656 = 7336^2 + 1716^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56761553) 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 3 ways as a sum of consecutive naturals, for example, 47349 + ... + 48532.

Almost surely, 2^56761552 is an apocalyptic number.

It is an amenable number.

56761552 is a deficient number, since it is larger than the sum of its proper divisors (56187444).

56761552 is a wasteful number, since it uses less digits than its factorization.

56761552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95926 (or 95920 counting only the distinct ones).

The product of its digits is 63000, while the sum is 37.

The square root of 56761552 is about 7534.0262808143. The cubic root of 56761552 is about 384.3127154637.

The spelling of 56761552 in words is "fifty-six million, seven hundred sixty-one thousand, five hundred fifty-two".