79745446 has 16 divisors (see below), whose sum is σ = 131841360. Its totient is φ = 35873280.

The previous prime is 79745441. The next prime is 79745473. The reversal of 79745446 is 64454797.

It is a junction number, because it is equal to n+sod(n) for n = 79745396 and 79745405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79745441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16551 + ... + 20818.

It is an arithmetic number, because the mean of its divisors is an integer number (8240085).

Almost surely, 2^79745446 is an apocalyptic number.

79745446 is a deficient number, since it is larger than the sum of its proper divisors (52095914).

79745446 is a wasteful number, since it uses less digits than its factorization.

79745446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37479.

The product of its digits is 846720, while the sum is 46.

The square root of 79745446 is about 8930.0305710563. The cubic root of 79745446 is about 430.4294357767.

The spelling of 79745446 in words is "seventy-nine million, seven hundred forty-five thousand, four hundred forty-six".