79452238 has 8 divisors (see below), whose sum is σ = 119220480. Its totient is φ = 39712080.

The previous prime is 79452229. The next prime is 79452239. The reversal of 79452238 is 83225497.

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

It is a self number, because there is not a number n which added to its sum of digits gives 79452238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79452239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2803 + ... + 12913.

It is an arithmetic number, because the mean of its divisors is an integer number (14902560).

Almost surely, 2^79452238 is an apocalyptic number.

79452238 is a deficient number, since it is larger than the sum of its proper divisors (39768242).

79452238 is a wasteful number, since it uses less digits than its factorization.

79452238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14042.

The product of its digits is 120960, while the sum is 40.

The square root of 79452238 is about 8913.5984877041. The cubic root of 79452238 is about 429.9012536910.

The spelling of 79452238 in words is "seventy-nine million, four hundred fifty-two thousand, two hundred thirty-eight".