74118679 has 2 divisors, whose sum is σ = 74118680. Its totient is φ = 74118678.

The previous prime is 74118661. The next prime is 74118727. The reversal of 74118679 is 97681147.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74118679 - 2¹⁵ = 74085911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74118619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37059339 + 37059340.

It is an arithmetic number, because the mean of its divisors is an integer number (37059340).

Almost surely, 2^74118679 is an apocalyptic number.

74118679 is a deficient number, since it is larger than the sum of its proper divisors (1).

74118679 is an equidigital number, since it uses as much as digits as its factorization.

74118679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 43.

The square root of 74118679 is about 8609.2205802848. The cubic root of 74118679 is about 420.0579644111.

The spelling of 74118679 in words is "seventy-four million, one hundred eighteen thousand, six hundred seventy-nine".