79212842 has 8 divisors (see below), whose sum is σ = 118868256. Its totient is φ = 39590092.

The previous prime is 79212841. The next prime is 79212853. The reversal of 79212842 is 24821297.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (79212841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758 + ... + 12609.

It is an arithmetic number, because the mean of its divisors is an integer number (14858532).

Almost surely, 2^79212842 is an apocalyptic number.

79212842 is a deficient number, since it is larger than the sum of its proper divisors (39655414).

79212842 is a wasteful number, since it uses less digits than its factorization.

79212842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16332.

The product of its digits is 16128, while the sum is 35.

The square root of 79212842 is about 8900.1596614892. The cubic root of 79212842 is about 429.4690435906.

The spelling of 79212842 in words is "seventy-nine million, two hundred twelve thousand, eight hundred forty-two".