79266081 has 8 divisors (see below), whose sum is σ = 111250720. Its totient is φ = 50062752.

The previous prime is 79266067. The next prime is 79266097. The reversal of 79266081 is 18066297.

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

It is not a de Polignac number, because 79266081 - 2¹⁰ = 79265057 is a prime.

It is a super-2 number, since 2×79266081² = 12566223194197122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79266041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695260 + ... + 695373.

It is an arithmetic number, because the mean of its divisors is an integer number (13906340).

Almost surely, 2^79266081 is an apocalyptic number.

It is an amenable number.

79266081 is a deficient number, since it is larger than the sum of its proper divisors (31984639).

79266081 is a wasteful number, since it uses less digits than its factorization.

79266081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390655.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 79266081 is about 8903.1500605123. The cubic root of 79266081 is about 429.5652375129.

The spelling of 79266081 in words is "seventy-nine million, two hundred sixty-six thousand, eighty-one".