868378374 has 32 divisors (see below), whose sum is σ = 1948477440. Its totient is φ = 286647336.

The previous prime is 868378367. The next prime is 868378481. The reversal of 868378374 is 473873868.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 868378374.

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, 72502 + ... + 83625.

It is an arithmetic number, because the mean of its divisors is an integer number (60889920).

Almost surely, 2^868378374 is an apocalyptic number.

868378374 is an abundant number, since it is smaller than the sum of its proper divisors (1080099066).

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

868378374 is a wasteful number, since it uses less digits than its factorization.

868378374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156241 (or 156235 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The square root of 868378374 is about 29468.2604508648. The cubic root of 868378374 is about 954.0467719642.

The spelling of 868378374 in words is "eight hundred sixty-eight million, three hundred seventy-eight thousand, three hundred seventy-four".