74799999 has 6 divisors (see below), whose sum is σ = 108044456. Its totient is φ = 49866660.

The previous prime is 74799997. The next prime is 74800009. The reversal of 74799999 is 99999747.

It is not a de Polignac number, because 74799999 - 2¹ = 74799997 is a prime.

It is a Duffinian number.

74799999 is a modest number, since divided by 9999 gives 7479 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74799997) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4155547 + ... + 4155564.

Almost surely, 2^74799999 is an apocalyptic number.

74799999 is a deficient number, since it is larger than the sum of its proper divisors (33244457).

74799999 is a wasteful number, since it uses less digits than its factorization.

74799999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8311117 (or 8311114 counting only the distinct ones).

The product of its digits is 11573604, while the sum is 63.

The square root of 74799999 is about 8648.6992663637. The cubic root of 74799999 is about 421.3411381084.

The spelling of 74799999 in words is "seventy-four million, seven hundred ninety-nine thousand, nine hundred ninety-nine".