860402940 has 48 divisors (see below), whose sum is σ = 2410856448. Its totient is φ = 229276224.

The previous prime is 860402927. The next prime is 860402951. The reversal of 860402940 is 49204068.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95469 + ... + 104091.

It is an arithmetic number, because the mean of its divisors is an integer number (50226176).

Almost surely, 2^860402940 is an apocalyptic number.

It is an amenable number.

860402940 is an abundant number, since it is smaller than the sum of its proper divisors (1550453508).

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

860402940 is a wasteful number, since it uses less digits than its factorization.

860402940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10298 (or 10296 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 860402940 is about 29332.6258626806. The cubic root of 860402940 is about 951.1170387611.

The spelling of 860402940 in words is "eight hundred sixty million, four hundred two thousand, nine hundred forty".