74399004 has 54 divisors (see below), whose sum is σ = 199805424. Its totient is φ = 23337600.

The previous prime is 74398993. The next prime is 74399009. The reversal of 74399004 is 40099347.

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

It is a self number, because there is not a number n which added to its sum of digits gives 74399004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74399009) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6829 + ... + 13979.

Almost surely, 2^74399004 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 74399004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99902712).

74399004 is an abundant number, since it is smaller than the sum of its proper divisors (125406420).

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

74399004 is a wasteful number, since it uses less digits than its factorization.

74399004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7195 (or 7173 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 74399004 is about 8625.4857254534. The cubic root of 74399004 is about 420.5868666632.

The spelling of 74399004 in words is "seventy-four million, three hundred ninety-nine thousand, four".