712379842 has 8 divisors (see below), whose sum is σ = 1072728396. Its totient is φ = 354803712.

The previous prime is 712379831. The next prime is 712379873. The reversal of 712379842 is 248973217.

It can be written as a sum of positive squares in 2 ways, for example, as 587141361 + 125238481 = 24231^2 + 11191^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692463 + ... + 693490.

Almost surely, 2^712379842 is an apocalyptic number.

712379842 is a deficient number, since it is larger than the sum of its proper divisors (360348554).

712379842 is a wasteful number, since it uses less digits than its factorization.

712379842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386212.

The product of its digits is 169344, while the sum is 43.

The square root of 712379842 is about 26690.4447696175. Note that the first 3 decimals coincide. The cubic root of 712379842 is about 893.1077828076.

The spelling of 712379842 in words is "seven hundred twelve million, three hundred seventy-nine thousand, eight hundred forty-two".