672170396 has 12 divisors (see below), whose sum is σ = 1214243520. Its totient is φ = 325243680.

The previous prime is 672170383. The next prime is 672170413. The reversal of 672170396 is 693071276.

It is a congruent 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, 2710241 + ... + 2710488.

It is an arithmetic number, because the mean of its divisors is an integer number (101186960).

Almost surely, 2^672170396 is an apocalyptic number.

It is an amenable number.

672170396 is a deficient number, since it is larger than the sum of its proper divisors (542073124).

672170396 is a wasteful number, since it uses less digits than its factorization.

672170396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5420764 (or 5420762 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 672170396 is about 25926.2491695193. The cubic root of 672170396 is about 875.9778547115.

The spelling of 672170396 in words is "six hundred seventy-two million, one hundred seventy thousand, three hundred ninety-six".