672159610 has 16 divisors (see below), whose sum is σ = 1229722632. Its totient is φ = 264456000.

The previous prime is 672159589. The next prime is 672159623. The reversal of 672159610 is 16951276.

It can be written as a sum of positive squares in 4 ways, for example, as 385297641 + 286861969 = 19629^2 + 16937^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 672159610.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550341 + ... + 551560.

Almost surely, 2^672159610 is an apocalyptic number.

672159610 is a deficient number, since it is larger than the sum of its proper divisors (557563022).

672159610 is a wasteful number, since it uses less digits than its factorization.

672159610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101969.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 672159610 is about 25926.0411555640. The cubic root of 672159610 is about 875.9731692192.

The spelling of 672159610 in words is "six hundred seventy-two million, one hundred fifty-nine thousand, six hundred ten".