860078892 has 24 divisors (see below), whose sum is σ = 2124901296. Its totient is φ = 269828608.

The previous prime is 860078837. The next prime is 860078927. The reversal of 860078892 is 298870068.

It is a happy 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, 2107833 + ... + 2108240.

It is an arithmetic number, because the mean of its divisors is an integer number (88537554).

Almost surely, 2^860078892 is an apocalyptic number.

It is an amenable number.

860078892 is an abundant number, since it is smaller than the sum of its proper divisors (1264822404).

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

860078892 is a wasteful number, since it uses less digits than its factorization.

860078892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4216097 (or 4216095 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 48.

The square root of 860078892 is about 29327.1016638194. The cubic root of 860078892 is about 950.9976194129.

The spelling of 860078892 in words is "eight hundred sixty million, seventy-eight thousand, eight hundred ninety-two".