872122726 has 16 divisors (see below), whose sum is σ = 1347600240. Its totient is φ = 423041920.

The previous prime is 872122703. The next prime is 872122799. The reversal of 872122726 is 627221278.

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, 15031 + ... + 44386.

It is an arithmetic number, because the mean of its divisors is an integer number (84225015).

Almost surely, 2^872122726 is an apocalyptic number.

872122726 is a deficient number, since it is larger than the sum of its proper divisors (475477514).

872122726 is a wasteful number, since it uses less digits than its factorization.

872122726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59639.

The product of its digits is 37632, while the sum is 37.

The square root of 872122726 is about 29531.7240607453. The cubic root of 872122726 is about 955.4160540167.

The spelling of 872122726 in words is "eight hundred seventy-two million, one hundred twenty-two thousand, seven hundred twenty-six".