872620222 has 16 divisors (see below), whose sum is σ = 1314194544. Its totient is φ = 434560000.

The previous prime is 872620219. The next prime is 872620241. The reversal of 872620222 is 222026278.

It is a super-2 number, since 2×872620222² = 1522932103686658568, which contains 22 as substring.

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, 898197 + ... + 899167.

It is an arithmetic number, because the mean of its divisors is an integer number (82137159).

Almost surely, 2^872620222 is an apocalyptic number.

872620222 is a deficient number, since it is larger than the sum of its proper divisors (441574322).

872620222 is a wasteful number, since it uses less digits than its factorization.

872620222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 872620222 is about 29540.1459373511. The cubic root of 872620222 is about 955.5976895058.

The spelling of 872620222 in words is "eight hundred seventy-two million, six hundred twenty thousand, two hundred twenty-two".