79955 has 4 divisors (see below), whose sum is σ = 95952. Its totient is φ = 63960.

The previous prime is 79943. The next prime is 79967. The reversal of 79955 is 55997.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (79943) and next prime (79967).

It is not a de Polignac number, because 79955 - 2⁴ = 79939 is a prime.

It is a Duffinian number.

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, 7991 + ... + 8000.

It is an arithmetic number, because the mean of its divisors is an integer number (23988).

2⁷⁹⁹⁵⁵ is an apocalyptic number.

79955 is a deficient number, since it is larger than the sum of its proper divisors (15997).

79955 is a wasteful number, since it uses less digits than its factorization.

79955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15996.

The product of its digits is 14175, while the sum is 35.

The square root of 79955 is about 282.7631517719. The cubic root of 79955 is about 43.0806131552.

It can be divided in two parts, 7995 and 5, that added together give a cube (8000 = 20³).

The spelling of 79955 in words is "seventy-nine thousand, nine hundred fifty-five".