860122152 has 40 divisors (see below), whose sum is σ = 2409140250. Its totient is φ = 286707168.

The previous prime is 860122147. The next prime is 860122201. The reversal of 860122152 is 251221068.

It is a happy number.

860122152 is a `hidden beast` number, since 8 + 601 + 2 + 2 + 1 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 857669796 + 2452356 = 29286^2 + 1566^2 .

It is a super-2 number, since 2×860122152² = 1479620232722222208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 663027 + ... + 664322.

Almost surely, 2^860122152 is an apocalyptic number.

It is an amenable number.

860122152 is an abundant number, since it is smaller than the sum of its proper divisors (1549018098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

860122152 is a wasteful number, since it uses less digits than its factorization.

860122152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327367 (or 1327354 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 860122152 is about 29327.8391975952. The cubic root of 860122152 is about 951.0135634802.

The spelling of 860122152 in words is "eight hundred sixty million, one hundred twenty-two thousand, one hundred fifty-two".