74453904 has 200 divisors, whose sum is σ = 255668160. Its totient is φ = 20466432.

The previous prime is 74453887. The next prime is 74453927. The reversal of 74453904 is 40935447.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 262947 + ... + 263229.

Almost surely, 2^74453904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74453904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127834080).

74453904 is an abundant number, since it is smaller than the sum of its proper divisors (181214256).

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

74453904 is a wasteful number, since it uses less digits than its factorization.

74453904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 74453904 is about 8628.6675680548. The cubic root of 74453904 is about 420.6902934142.

It can be divided in two parts, 74453 and 904, that added together give a palindrome (75357).

The spelling of 74453904 in words is "seventy-four million, four hundred fifty-three thousand, nine hundred four".