79533645 has 32 divisors (see below), whose sum is σ = 132088320. Its totient is φ = 40834560.

The previous prime is 79533611. The next prime is 79533697. The reversal of 79533645 is 54633597.

It is not a de Polignac number, because 79533645 - 2¹⁵ = 79500877 is a prime.

It is a super-3 number, since 3×79533645³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 79533597 and 79533606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47767 + ... + 49403.

It is an arithmetic number, because the mean of its divisors is an integer number (4127760).

Almost surely, 2^79533645 is an apocalyptic number.

It is an amenable number.

79533645 is a deficient number, since it is larger than the sum of its proper divisors (52554675).

79533645 is a wasteful number, since it uses less digits than its factorization.

79533645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765.

The product of its digits is 340200, while the sum is 42.

The square root of 79533645 is about 8918.1637683999. The cubic root of 79533645 is about 430.0480296089.

The spelling of 79533645 in words is "seventy-nine million, five hundred thirty-three thousand, six hundred forty-five".