74799069 has 4 divisors (see below), whose sum is σ = 99732096. Its totient is φ = 49866044.

The previous prime is 74799037. The next prime is 74799083. The reversal of 74799069 is 96099747.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 74799069 - 2⁵ = 74799037 is a prime.

It is a super-2 number, since 2×74799069² = 11189801446533522, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74799169) 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 3 ways as a sum of consecutive naturals, for example, 12466509 + ... + 12466514.

It is an arithmetic number, because the mean of its divisors is an integer number (24933024).

Almost surely, 2^74799069 is an apocalyptic number.

It is an amenable number.

74799069 is a deficient number, since it is larger than the sum of its proper divisors (24933027).

74799069 is a wasteful number, since it uses less digits than its factorization.

74799069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24933026.

The product of its (nonzero) digits is 857304, while the sum is 51.

The square root of 74799069 is about 8648.6455008863. The cubic root of 74799069 is about 421.3393919012.

The spelling of 74799069 in words is "seventy-four million, seven hundred ninety-nine thousand, sixty-nine".