74412000 has 384 divisors, whose sum is σ = 297198720. Its totient is φ = 17971200.

The previous prime is 74411989. The next prime is 74412001. The reversal of 74412000 is 21447.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74412001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1403974 + ... + 1404026.

It is an arithmetic number, because the mean of its divisors is an integer number (773955).

Almost surely, 2^74412000 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 74412000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148599360).

74412000 is an abundant number, since it is smaller than the sum of its proper divisors (222786720).

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

74412000 is a wasteful number, since it uses less digits than its factorization.

74412000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 74412000 is about 8626.2390414363. The cubic root of 74412000 is about 420.6113545747.

Adding to 74412000 its reverse (21447), we get a palindrome (74433447).

The spelling of 74412000 in words is "seventy-four million, four hundred twelve thousand".