79783522 has 64 divisors (see below), whose sum is σ = 154828800. Its totient is φ = 29989440.

The previous prime is 79783519. The next prime is 79783523. The reversal of 79783522 is 22538797.

It is not an unprimeable number, because it can be changed into a prime (79783523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 445629 + ... + 445807.

It is an arithmetic number, because the mean of its divisors is an integer number (2419200).

Almost surely, 2^79783522 is an apocalyptic number.

79783522 is a deficient number, since it is larger than the sum of its proper divisors (75045278).

79783522 is a wasteful number, since it uses less digits than its factorization.

79783522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311.

The product of its digits is 211680, while the sum is 43.

The square root of 79783522 is about 8932.1622242322. The cubic root of 79783522 is about 430.4979304862.

The spelling of 79783522 in words is "seventy-nine million, seven hundred eighty-three thousand, five hundred twenty-two".