1671612704 has 24 divisors (see below), whose sum is σ = 3464198640. Its totient is φ = 791816256.

The previous prime is 1671612697. The next prime is 1671612713. The reversal of 1671612704 is 4072161761.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1374074 + ... + 1375289.

It is an arithmetic number, because the mean of its divisors is an integer number (144341610).

Almost surely, 2^1671612704 is an apocalyptic number.

It is an amenable number.

1671612704 is an abundant number, since it is smaller than the sum of its proper divisors (1792585936).

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

1671612704 is a wasteful number, since it uses less digits than its factorization.

1671612704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749392 (or 2749384 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 1671612704 is about 40885.3605096005. The cubic root of 1671612704 is about 1186.8027783667.

The spelling of 1671612704 in words is "one billion, six hundred seventy-one million, six hundred twelve thousand, seven hundred four".