879091742 has 16 divisors (see below), whose sum is σ = 1382218992. Its totient is φ = 418850880.

The previous prime is 879091711. The next prime is 879091757. The reversal of 879091742 is 247190978.

It is a congruent 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, 121133 + ... + 128184.

It is an arithmetic number, because the mean of its divisors is an integer number (86388687).

Almost surely, 2^879091742 is an apocalyptic number.

879091742 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

879091742 is a deficient number, since it is larger than the sum of its proper divisors (503127250).

879091742 is a wasteful number, since it uses less digits than its factorization.

879091742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249403.

The product of its (nonzero) digits is 254016, while the sum is 47.

The square root of 879091742 is about 29649.4813108088. The cubic root of 879091742 is about 957.9541726647.

The spelling of 879091742 in words is "eight hundred seventy-nine million, ninety-one thousand, seven hundred forty-two".