662004642 has 16 divisors (see below), whose sum is σ = 1425856320. Its totient is φ = 203693712.

The previous prime is 662004641. The next prime is 662004647. The reversal of 662004642 is 246400266.

It is not an unprimeable number, because it can be changed into a prime (662004641) 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, 4243542 + ... + 4243697.

It is an arithmetic number, because the mean of its divisors is an integer number (89116020).

Almost surely, 2^662004642 is an apocalyptic number.

662004642 is an abundant number, since it is smaller than the sum of its proper divisors (763851678).

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

662004642 is a wasteful number, since it uses less digits than its factorization.

662004642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8487257.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 662004642 is about 25729.4508686058. The cubic root of 662004642 is about 871.5393726684.

The spelling of 662004642 in words is "six hundred sixty-two million, four thousand, six hundred forty-two".