56761330 has 16 divisors (see below), whose sum is σ = 104932440. Its totient is φ = 22090752.

The previous prime is 56761319. The next prime is 56761337. The reversal of 56761330 is 3316765.

It can be written as a sum of positive squares in 4 ways, for example, as 56715961 + 45369 = 7531^2 + 213^2 .

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 56761292 and 56761301.

It is not an unprimeable number, because it can be changed into a prime (56761337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76335 + ... + 77074.

Almost surely, 2^56761330 is an apocalyptic number.

56761330 is a deficient number, since it is larger than the sum of its proper divisors (48171110).

56761330 is a wasteful number, since it uses less digits than its factorization.

56761330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153453.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 56761330 is about 7534.0115476418. The cubic root of 56761330 is about 384.3122144348.

The spelling of 56761330 in words is "fifty-six million, seven hundred sixty-one thousand, three hundred thirty".