662109042 has 16 divisors (see below), whose sum is σ = 1513392192. Its totient is φ = 189174000.

The previous prime is 662109037. The next prime is 662109083. The reversal of 662109042 is 240901266.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7882209 + ... + 7882292.

It is an arithmetic number, because the mean of its divisors is an integer number (94587012).

Almost surely, 2^662109042 is an apocalyptic number.

662109042 is an abundant number, since it is smaller than the sum of its proper divisors (851283150).

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

662109042 is a wasteful number, since it uses less digits than its factorization.

662109042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15764513.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 662109042 is about 25731.4795921261. The cubic root of 662109042 is about 871.5851849997.

The spelling of 662109042 in words is "six hundred sixty-two million, one hundred nine thousand, forty-two".