74919099 has 4 divisors (see below), whose sum is σ = 99892136. Its totient is φ = 49946064.

The previous prime is 74919083. The next prime is 74919101. The reversal of 74919099 is 99091947.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 74919099 - 2⁴ = 74919083 is a prime.

It is a super-2 number, since 2×74919099² = 11225742789943602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74919049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12486514 + ... + 12486519.

It is an arithmetic number, because the mean of its divisors is an integer number (24973034).

Almost surely, 2^74919099 is an apocalyptic number.

74919099 is a deficient number, since it is larger than the sum of its proper divisors (24973037).

74919099 is a wasteful number, since it uses less digits than its factorization.

74919099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24973036.

The product of its (nonzero) digits is 183708, while the sum is 48.

The square root of 74919099 is about 8655.5819561714. The cubic root of 74919099 is about 421.5646457727.

The spelling of 74919099 in words is "seventy-four million, nine hundred nineteen thousand, ninety-nine".