79250066 has 16 divisors (see below), whose sum is σ = 135988800. Its totient is φ = 33931440.

The previous prime is 79250063. The next prime is 79250077. The reversal of 79250066 is 66005297.

It is a super-2 number, since 2×79250066² = 12561145922008712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (79250063) 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 7 ways as a sum of consecutive naturals, for example, 17285 + ... + 21383.

It is an arithmetic number, because the mean of its divisors is an integer number (8499300).

Almost surely, 2^79250066 is an apocalyptic number.

79250066 is a deficient number, since it is larger than the sum of its proper divisors (56738734).

79250066 is a wasteful number, since it uses less digits than its factorization.

79250066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5489.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 79250066 is about 8902.2506143110. The cubic root of 79250066 is about 429.5363056312.

The spelling of 79250066 in words is "seventy-nine million, two hundred fifty thousand, sixty-six".