79479345 has 16 divisors (see below), whose sum is σ = 138727872. Its totient is φ = 38535360.

The previous prime is 79479311. The next prime is 79479347. The reversal of 79479345 is 54397497.

It is a happy number.

It is not a de Polignac number, because 79479345 - 2⁷ = 79479217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 79479294 and 79479303.

It is not an unprimeable number, because it can be changed into a prime (79479347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240682 + ... + 241011.

It is an arithmetic number, because the mean of its divisors is an integer number (8670492).

Almost surely, 2^79479345 is an apocalyptic number.

It is an amenable number.

79479345 is a deficient number, since it is larger than the sum of its proper divisors (59248527).

79479345 is a wasteful number, since it uses less digits than its factorization.

79479345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481712.

The product of its digits is 952560, while the sum is 48.

The square root of 79479345 is about 8915.1188999362. The cubic root of 79479345 is about 429.9501384405.

The spelling of 79479345 in words is "seventy-nine million, four hundred seventy-nine thousand, three hundred forty-five".