74330400 has 72 divisors (see below), whose sum is σ = 241953264. Its totient is φ = 19820800.

The previous prime is 74330381. The next prime is 74330419. The reversal of 74330400 is 403347.

It is an interprime number because it is at equal distance from previous prime (74330381) and next prime (74330419).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13086 + ... + 17885.

It is an arithmetic number, because the mean of its divisors is an integer number (3360462).

Almost surely, 2^74330400 is an apocalyptic number.

It is an amenable number.

74330400 is an abundant number, since it is smaller than the sum of its proper divisors (167622864).

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

74330400 is a wasteful number, since it uses less digits than its factorization.

74330400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30994 (or 30981 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 74330400 is about 8621.5079887454. The cubic root of 74330400 is about 420.4575512457.

Adding to 74330400 its reverse (403347), we get a palindrome (74733747).

The spelling of 74330400 in words is "seventy-four million, three hundred thirty thousand, four hundred".