79273497 has 4 divisors (see below), whose sum is σ = 105698000. Its totient is φ = 52848996.

The previous prime is 79273489. The next prime is 79273511. The reversal of 79273497 is 79437297.

It is a happy number.

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 not a de Polignac number, because 79273497 - 2³ = 79273489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79273427) 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, 13212247 + ... + 13212252.

It is an arithmetic number, because the mean of its divisors is an integer number (26424500).

Almost surely, 2^79273497 is an apocalyptic number.

It is an amenable number.

79273497 is a deficient number, since it is larger than the sum of its proper divisors (26424503).

79273497 is a wasteful number, since it uses less digits than its factorization.

79273497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26424502.

The product of its digits is 666792, while the sum is 48.

The square root of 79273497 is about 8903.5665325756. The cubic root of 79273497 is about 429.5786335600.

The spelling of 79273497 in words is "seventy-nine million, two hundred seventy-three thousand, four hundred ninety-seven".