74689099 has 2 divisors, whose sum is σ = 74689100. Its totient is φ = 74689098.

The previous prime is 74689093. The next prime is 74689163. The reversal of 74689099 is 99098647.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74689099 - 2³ = 74689091 is a prime.

It is not a weakly prime, because it can be changed into another prime (74689091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37344549 + 37344550.

It is an arithmetic number, because the mean of its divisors is an integer number (37344550).

Almost surely, 2^74689099 is an apocalyptic number.

74689099 is a deficient number, since it is larger than the sum of its proper divisors (1).

74689099 is an equidigital number, since it uses as much as digits as its factorization.

74689099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 52.

The square root of 74689099 is about 8642.2855194676. The cubic root of 74689099 is about 421.1328054678.

The spelling of 74689099 in words is "seventy-four million, six hundred eighty-nine thousand, ninety-nine".