79446533 has 4 divisors (see below), whose sum is σ = 79671948. Its totient is φ = 79221120.

The previous prime is 79446527. The next prime is 79446541. The reversal of 79446533 is 33564497.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33564497 = 2053 ⋅16349.

It can be written as a sum of positive squares in 2 ways, for example, as 51165409 + 28281124 = 7153^2 + 5318^2 .

It is a cyclic number.

It is not a de Polignac number, because 79446533 - 2⁶ = 79446469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79446833) 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, 112178 + ... + 112883.

It is an arithmetic number, because the mean of its divisors is an integer number (19917987).

Almost surely, 2^79446533 is an apocalyptic number.

It is an amenable number.

79446533 is a deficient number, since it is larger than the sum of its proper divisors (225415).

79446533 is a wasteful number, since it uses less digits than its factorization.

79446533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225414.

The product of its digits is 272160, while the sum is 41.

The square root of 79446533 is about 8913.2784653011. The cubic root of 79446533 is about 429.8909638807.

The spelling of 79446533 in words is "seventy-nine million, four hundred forty-six thousand, five hundred thirty-three".