56202666 has 16 divisors (see below), whose sum is σ = 121052064. Its totient is φ = 17293104.

The previous prime is 56202661. The next prime is 56202691. The reversal of 56202666 is 66620265.

It is not an unprimeable number, because it can be changed into a prime (56202661) 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, 360196 + ... + 360351.

It is an arithmetic number, because the mean of its divisors is an integer number (7565754).

Almost surely, 2^56202666 is an apocalyptic number.

56202666 is an abundant number, since it is smaller than the sum of its proper divisors (64849398).

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

56202666 is a wasteful number, since it uses less digits than its factorization.

56202666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720565.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 56202666 is about 7496.8437358664. The cubic root of 56202666 is about 383.0472119900.

The spelling of 56202666 in words is "fifty-six million, two hundred two thousand, six hundred sixty-six".