79516 has 12 divisors (see below), whose sum is σ = 141232. Its totient is φ = 39168.

The previous prime is 79493. The next prime is 79531. The reversal of 79516 is 61597.

It is a happy number.

It is an Ulam number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

79516 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316 + ... + 508.

2⁷⁹⁵¹⁶ is an apocalyptic number.

It is an amenable number.

79516 is a deficient number, since it is larger than the sum of its proper divisors (61716).

79516 is a wasteful number, since it uses less digits than its factorization.

79516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300 (or 298 counting only the distinct ones).

The product of its digits is 1890, while the sum is 28.

The square root of 79516 is about 281.9858152461. The cubic root of 79516 is about 43.0016224374.

Adding to 79516 its product of digits (1890), we get a triangular number (81406 = T₄₀₃).

It can be divided in two parts, 795 and 16, that multiplied together give a triangular number (12720 = T₁₅₉).

The spelling of 79516 in words is "seventy-nine thousand, five hundred sixteen".