1642312704 has 44 divisors (see below), whose sum is σ = 4377370304. Its totient is φ = 547436544.

The previous prime is 1642312703. The next prime is 1642312739. The reversal of 1642312704 is 4072132461.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1642312703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264232 + ... + 270375.

Almost surely, 2^1642312704 is an apocalyptic number.

It is an amenable number.

1642312704 is an abundant number, since it is smaller than the sum of its proper divisors (2735057600).

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

1642312704 is an equidigital number, since it uses as much as digits as its factorization.

1642312704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534630 (or 534612 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 1642312704 is about 40525.4574804530. The cubic root of 1642312704 is about 1179.8277791364.

The spelling of 1642312704 in words is "one billion, six hundred forty-two million, three hundred twelve thousand, seven hundred four".