79737249 has 8 divisors (see below), whose sum is σ = 106712640. Its totient is φ = 52960016.

The previous prime is 79737247. The next prime is 79737253. The reversal of 79737249 is 94273797.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 79737249 - 2¹ = 79737247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 79737198 and 79737207.

It is not an unprimeable number, because it can be changed into a prime (79737241) 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, 48597 + ... + 50210.

It is an arithmetic number, because the mean of its divisors is an integer number (13339080).

Almost surely, 2^79737249 is an apocalyptic number.

It is an amenable number.

79737249 is a deficient number, since it is larger than the sum of its proper divisors (26975391).

79737249 is a wasteful number, since it uses less digits than its factorization.

79737249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99079.

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

The square root of 79737249 is about 8929.5716022663. The cubic root of 79737249 is about 430.4146873860.

The spelling of 79737249 in words is "seventy-nine million, seven hundred thirty-seven thousand, two hundred forty-nine".