79849155 has 8 divisors (see below), whose sum is σ = 127758672. Its totient is φ = 42586208.

The previous prime is 79849127. The next prime is 79849163. The reversal of 79849155 is 55194897.

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 79849155 - 2²² = 75654851 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2661624 + ... + 2661653.

It is an arithmetic number, because the mean of its divisors is an integer number (15969834).

Almost surely, 2^79849155 is an apocalyptic number.

79849155 is a deficient number, since it is larger than the sum of its proper divisors (47909517).

79849155 is a wasteful number, since it uses less digits than its factorization.

79849155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5323285.

The product of its digits is 453600, while the sum is 48.

The square root of 79849155 is about 8935.8354393979. The cubic root of 79849155 is about 430.6159461936.

The spelling of 79849155 in words is "seventy-nine million, eight hundred forty-nine thousand, one hundred fifty-five".