79455946 has 8 divisors (see below), whose sum is σ = 122405220. Its totient is φ = 38654208.

The previous prime is 79455941. The next prime is 79455947. The reversal of 79455946 is 64955497.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 62964225 + 16491721 = 7935^2 + 4061^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 79455946.

It is not an unprimeable number, because it can be changed into a prime (79455941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536791 + ... + 536938.

Almost surely, 2^79455946 is an apocalyptic number.

79455946 is a deficient number, since it is larger than the sum of its proper divisors (42949274).

79455946 is a wasteful number, since it uses less digits than its factorization.

79455946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073768.

The product of its digits is 1360800, while the sum is 49.

The square root of 79455946 is about 8913.8064820816. The cubic root of 79455946 is about 429.9079413526.

The spelling of 79455946 in words is "seventy-nine million, four hundred fifty-five thousand, nine hundred forty-six".