79401417 has 4 divisors (see below), whose sum is σ = 105868560. Its totient is φ = 52934276.

The previous prime is 79401409. The next prime is 79401431. The reversal of 79401417 is 71410497.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 79401417 - 2³ = 79401409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79401467) 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, 13233567 + ... + 13233572.

It is an arithmetic number, because the mean of its divisors is an integer number (26467140).

Almost surely, 2^79401417 is an apocalyptic number.

It is an amenable number.

79401417 is a deficient number, since it is larger than the sum of its proper divisors (26467143).

79401417 is a wasteful number, since it uses less digits than its factorization.

79401417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26467142.

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 79401417 is about 8910.7472750606. The cubic root of 79401417 is about 429.8095731538.

The spelling of 79401417 in words is "seventy-nine million, four hundred one thousand, four hundred seventeen".