74500800 has 336 divisors, whose sum is σ = 285731712. Its totient is φ = 16793600.

The previous prime is 74500771. The next prime is 74500819. The reversal of 74500800 is 800547.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 897559 + ... + 897641.

It is an arithmetic number, because the mean of its divisors is an integer number (850392).

Almost surely, 2^74500800 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 74500800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142865856).

74500800 is an abundant number, since it is smaller than the sum of its proper divisors (211230912).

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

74500800 is a wasteful number, since it uses less digits than its factorization.

74500800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 74500800 is about 8631.3845934473. The cubic root of 74500800 is about 420.7786010795.

The spelling of 74500800 in words is "seventy-four million, five hundred thousand, eight hundred".