872415206 has 32 divisors (see below), whose sum is σ = 1457976576. Its totient is φ = 388800000.

The previous prime is 872415161. The next prime is 872415211. The reversal of 872415206 is 602514278.

It is a super-2 number, since 2×872415206² = 1522216583320044872, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483506 + ... + 485306.

It is an arithmetic number, because the mean of its divisors is an integer number (45561768).

Almost surely, 2^872415206 is an apocalyptic number.

872415206 is a deficient number, since it is larger than the sum of its proper divisors (585561370).

872415206 is a wasteful number, since it uses less digits than its factorization.

872415206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 872415206 is about 29536.6756084702. The cubic root of 872415206 is about 955.5228466529.

The spelling of 872415206 in words is "eight hundred seventy-two million, four hundred fifteen thousand, two hundred six".