860162490 has 160 divisors (see below), whose sum is σ = 2656463040. Its totient is φ = 197510400.

The previous prime is 860162467. The next prime is 860162503. The reversal of 860162490 is 94261068.

860162490 is a `hidden beast` number, since 8 + 6 + 0 + 162 + 490 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 166750 + ... + 171830.

It is an arithmetic number, because the mean of its divisors is an integer number (16602894).

Almost surely, 2^860162490 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 860162490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1328231520).

860162490 is an abundant number, since it is smaller than the sum of its proper divisors (1796300550).

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

860162490 is a wasteful number, since it uses less digits than its factorization.

860162490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130 (or 5121 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 860162490 is about 29328.5268978856. The cubic root of 860162490 is about 951.0284301226.

The spelling of 860162490 in words is "eight hundred sixty million, one hundred sixty-two thousand, four hundred ninety".