74994456 has 32 divisors (see below), whose sum is σ = 193536000. Its totient is φ = 24191520.

The previous prime is 74994427. The next prime is 74994457. The reversal of 74994456 is 65449947.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74994457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49656 + ... + 51143.

It is an arithmetic number, because the mean of its divisors is an integer number (6048000).

Almost surely, 2^74994456 is an apocalyptic number.

It is an amenable number.

74994456 is an abundant number, since it is smaller than the sum of its proper divisors (118541544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74994456 is a wasteful number, since it uses less digits than its factorization.

74994456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100839 (or 100835 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 48.

The square root of 74994456 is about 8659.9339489398. The cubic root of 74994456 is about 421.7059413044.

The spelling of 74994456 in words is "seventy-four million, nine hundred ninety-four thousand, four hundred fifty-six".