79667445 has 48 divisors (see below), whose sum is σ = 150628032. Its totient is φ = 35642880.

The previous prime is 79667429. The next prime is 79667453. The reversal of 79667445 is 54476697.

It is not a de Polignac number, because 79667445 - 2⁴ = 79667429 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 79667394 and 79667403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26457 + ... + 29313.

It is an arithmetic number, because the mean of its divisors is an integer number (3138084).

Almost surely, 2^79667445 is an apocalyptic number.

It is an amenable number.

79667445 is a deficient number, since it is larger than the sum of its proper divisors (70960587).

79667445 is a wasteful number, since it uses less digits than its factorization.

79667445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902 (or 2889 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

The square root of 79667445 is about 8925.6621603106. The cubic root of 79667445 is about 430.2890520911.

The spelling of 79667445 in words is "seventy-nine million, six hundred sixty-seven thousand, four hundred forty-five".