868071942 has 24 divisors (see below), whose sum is σ = 1881408360. Its totient is φ = 289267200.

The previous prime is 868071937. The next prime is 868071973. The reversal of 868071942 is 249170868.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78534 + ... + 88902.

It is an arithmetic number, because the mean of its divisors is an integer number (78392015).

Almost surely, 2^868071942 is an apocalyptic number.

868071942 is an abundant number, since it is smaller than the sum of its proper divisors (1013336418).

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

868071942 is a wasteful number, since it uses less digits than its factorization.

868071942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15028 (or 15025 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 868071942 is about 29463.0606353108. The cubic root of 868071942 is about 953.9345379182.

The spelling of 868071942 in words is "eight hundred sixty-eight million, seventy-one thousand, nine hundred forty-two".