74031300 has 144 divisors (see below), whose sum is σ = 272065920. Its totient is φ = 16917120.

The previous prime is 74031299. The next prime is 74031313. The reversal of 74031300 is 313047.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16942 + ... + 20858.

Almost surely, 2^74031300 is an apocalyptic number.

74031300 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74031300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136032960).

74031300 is an abundant number, since it is smaller than the sum of its proper divisors (198034620).

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

74031300 is a wasteful number, since it uses less digits than its factorization.

74031300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3947 (or 3934 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 74031300 is about 8604.1443502535. The cubic root of 74031300 is about 419.8928297989.

Adding to 74031300 its reverse (313047), we get a palindrome (74344347).

The spelling of 74031300 in words is "seventy-four million, thirty-one thousand, three hundred".