56673306 has 12 divisors (see below), whose sum is σ = 122792202. Its totient is φ = 18891096.

The previous prime is 56673283. The next prime is 56673347. The reversal of 56673306 is 60337665.

It can be written as a sum of positive squares in only one way, i.e., 45684081 + 10989225 = 6759^2 + 3315^2 .

It is a super-2 number, since 2×56673306² = 6423727225939272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1574241 + ... + 1574276.

Almost surely, 2^56673306 is an apocalyptic number.

56673306 is an abundant number, since it is smaller than the sum of its proper divisors (66118896).

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

56673306 is a wasteful number, since it uses less digits than its factorization.

56673306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3148525 (or 3148522 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 36.

The square root of 56673306 is about 7528.1675061066. The cubic root of 56673306 is about 384.1134511785.

The spelling of 56673306 in words is "fifty-six million, six hundred seventy-three thousand, three hundred six".