74733560 has 64 divisors (see below), whose sum is σ = 189388800. Its totient is φ = 26294400.

The previous prime is 74733539. The next prime is 74733577. The reversal of 74733560 is 6533747.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 74733560.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10901 + ... + 16379.

It is an arithmetic number, because the mean of its divisors is an integer number (2959200).

Almost surely, 2^74733560 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 74733560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94694400).

74733560 is an abundant number, since it is smaller than the sum of its proper divisors (114655240).

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

74733560 is a wasteful number, since it uses less digits than its factorization.

74733560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5532 (or 5528 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 74733560 is about 8644.8574308661. The cubic root of 74733560 is about 421.2163530082.

The spelling of 74733560 in words is "seventy-four million, seven hundred thirty-three thousand, five hundred sixty".