672156201 has 16 divisors (see below), whose sum is σ = 902563200. Its totient is φ = 444938880.

The previous prime is 672156169. The next prime is 672156211. The reversal of 672156201 is 102651276.

It is not a de Polignac number, because 672156201 - 2⁵ = 672156169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (672156211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274141 + ... + 276581.

It is an arithmetic number, because the mean of its divisors is an integer number (56410200).

Almost surely, 2^672156201 is an apocalyptic number.

It is an amenable number.

672156201 is a deficient number, since it is larger than the sum of its proper divisors (230406999).

672156201 is a wasteful number, since it uses less digits than its factorization.

672156201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3056.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 672156201 is about 25925.9754107729. The cubic root of 672156201 is about 875.9716883221.

The spelling of 672156201 in words is "six hundred seventy-two million, one hundred fifty-six thousand, two hundred one".