79622770 has 8 divisors (see below), whose sum is σ = 143321004. Its totient is φ = 31849104.

The previous prime is 79622723. The next prime is 79622771. The reversal of 79622770 is 7722697.

79622770 is nontrivially palindromic in base 14.

It can be written as a sum of positive squares in 2 ways, for example, as 74839801 + 4782969 = 8651^2 + 2187^2 .

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

It is not an unprimeable number, because it can be changed into a prime (79622771) 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, 3981129 + ... + 3981148.

Almost surely, 2^79622770 is an apocalyptic number.

79622770 is a deficient number, since it is larger than the sum of its proper divisors (63698234).

79622770 is a wasteful number, since it uses less digits than its factorization.

79622770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7962284.

The product of its (nonzero) digits is 74088, while the sum is 40.

The square root of 79622770 is about 8923.1591939178. The cubic root of 79622770 is about 430.2086061918.

The spelling of 79622770 in words is "seventy-nine million, six hundred twenty-two thousand, seven hundred seventy".