74546736 has 80 divisors (see below), whose sum is σ = 213736320. Its totient is φ = 22197760.

The previous prime is 74546713. The next prime is 74546753. The reversal of 74546736 is 63764547.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 29956 + ... + 32348.

It is an arithmetic number, because the mean of its divisors is an integer number (2671704).

Almost surely, 2^74546736 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 74546736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106868160).

74546736 is an abundant number, since it is smaller than the sum of its proper divisors (139189584).

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

74546736 is a wasteful number, since it uses less digits than its factorization.

74546736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474 (or 2468 counting only the distinct ones).

The product of its digits is 423360, while the sum is 42.

The square root of 74546736 is about 8634.0451701390. The cubic root of 74546736 is about 420.8650650931.

The spelling of 74546736 in words is "seventy-four million, five hundred forty-six thousand, seven hundred thirty-six".