79457416 has 8 divisors (see below), whose sum is σ = 148982670. Its totient is φ = 39728704.

The previous prime is 79457381. The next prime is 79457429. The reversal of 79457416 is 61475497.

It can be written as a sum of positive squares in only one way, i.e., 71334916 + 8122500 = 8446^2 + 2850^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4966081 + ... + 4966096.

Almost surely, 2^79457416 is an apocalyptic number.

It is an amenable number.

79457416 is a deficient number, since it is larger than the sum of its proper divisors (69525254).

79457416 is a wasteful number, since it uses less digits than its factorization.

79457416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9932183 (or 9932179 counting only the distinct ones).

The product of its digits is 211680, while the sum is 43.

The square root of 79457416 is about 8913.8889380562. Note that the first 3 decimals coincide. The cubic root of 79457416 is about 429.9105925525.

The spelling of 79457416 in words is "seventy-nine million, four hundred fifty-seven thousand, four hundred sixteen".