79753601 has 4 divisors (see below), whose sum is σ = 80102100. Its totient is φ = 79405104.

The previous prime is 79753589. The next prime is 79753633. The reversal of 79753601 is 10635797.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 77862976 + 1890625 = 8824^2 + 1375^2 .

It is a cyclic number.

It is not a de Polignac number, because 79753601 - 2¹⁸ = 79491457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79755601) 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, 173906 + ... + 174363.

It is an arithmetic number, because the mean of its divisors is an integer number (20025525).

Almost surely, 2^79753601 is an apocalyptic number.

It is an amenable number.

79753601 is a deficient number, since it is larger than the sum of its proper divisors (348499).

79753601 is a wasteful number, since it uses less digits than its factorization.

79753601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348498.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 79753601 is about 8930.4871647632. The cubic root of 79753601 is about 430.4441075964. Note that the first 3 decimals are identical.

The spelling of 79753601 in words is "seventy-nine million, seven hundred fifty-three thousand, six hundred one".