74233400 has 48 divisors (see below), whose sum is σ = 173426400. Its totient is φ = 29550080.

The previous prime is 74233381. The next prime is 74233403. The reversal of 74233400 is 433247.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74233403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47024 + ... + 48576.

It is an arithmetic number, because the mean of its divisors is an integer number (3613050).

Almost surely, 2^74233400 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 74233400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86713200).

74233400 is an abundant number, since it is smaller than the sum of its proper divisors (99193000).

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

74233400 is a wasteful number, since it uses less digits than its factorization.

74233400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808 (or 1799 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 74233400 is about 8615.8806862677. The cubic root of 74233400 is about 420.2745748039.

Adding to 74233400 its reverse (433247), we get a palindrome (74666647).

The spelling of 74233400 in words is "seventy-four million, two hundred thirty-three thousand, four hundred".