79424867 has 16 divisors (see below), whose sum is σ = 86137344. Its totient is φ = 72960000.

The previous prime is 79424857. The next prime is 79424909. The reversal of 79424867 is 76842497.

It is a cyclic number.

It is not a de Polignac number, because 79424867 - 2¹⁸ = 79162723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79424837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197867 + ... + 198267.

It is an arithmetic number, because the mean of its divisors is an integer number (5383584).

Almost surely, 2^79424867 is an apocalyptic number.

79424867 is a deficient number, since it is larger than the sum of its proper divisors (6712477).

79424867 is a wasteful number, since it uses less digits than its factorization.

79424867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670.

The product of its digits is 677376, while the sum is 47.

The square root of 79424867 is about 8912.0630047145. The cubic root of 79424867 is about 429.8518815609.

The spelling of 79424867 in words is "seventy-nine million, four hundred twenty-four thousand, eight hundred sixty-seven".