1670170972 has 24 divisors (see below), whose sum is σ = 3051020000. Its totient is φ = 799191360.

The previous prime is 1670170961. The next prime is 1670170993. The reversal of 1670170972 is 2790710761.

It is a super-2 number, since 2×1670170972² = 5578942151422849568, which contains 22 as substring.

It is a congruent number.

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, 83472 + ... + 101527.

Almost surely, 2^1670170972 is an apocalyptic number.

It is an amenable number.

1670170972 is a deficient number, since it is larger than the sum of its proper divisors (1380849028).

1670170972 is a wasteful number, since it uses less digits than its factorization.

1670170972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185101 (or 185099 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 40.

The square root of 1670170972 is about 40867.7253098334. The cubic root of 1670170972 is about 1186.4614824651.

The spelling of 1670170972 in words is "one billion, six hundred seventy million, one hundred seventy thousand, nine hundred seventy-two".