79315532 has 6 divisors (see below), whose sum is σ = 138802188. Its totient is φ = 39657764.

The previous prime is 79315517. The next prime is 79315543. The reversal of 79315532 is 23551397.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 79315492 and 79315501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9914438 + ... + 9914445.

It is an arithmetic number, because the mean of its divisors is an integer number (23133698).

Almost surely, 2^79315532 is an apocalyptic number.

It is an amenable number.

79315532 is a deficient number, since it is larger than the sum of its proper divisors (59486656).

79315532 is a wasteful number, since it uses less digits than its factorization.

79315532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19828887 (or 19828885 counting only the distinct ones).

The product of its digits is 28350, while the sum is 35.

The square root of 79315532 is about 8905.9267906266. The cubic root of 79315532 is about 429.6545485792.

The spelling of 79315532 in words is "seventy-nine million, three hundred fifteen thousand, five hundred thirty-two".