74733340 has 48 divisors (see below), whose sum is σ = 175853664. Its totient is φ = 26438400.

The previous prime is 74733331. The next prime is 74733349. The reversal of 74733340 is 4333747.

It is an interprime number because it is at equal distance from previous prime (74733331) and next prime (74733349).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74733349) by changing a digit.

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, 3550 + ... + 12730.

It is an arithmetic number, because the mean of its divisors is an integer number (3663618).

Almost surely, 2^74733340 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 74733340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87926832).

74733340 is an abundant number, since it is smaller than the sum of its proper divisors (101120324).

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

74733340 is a wasteful number, since it uses less digits than its factorization.

74733340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9238 (or 9236 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 31.

The square root of 74733340 is about 8644.8447065289. The cubic root of 74733340 is about 421.2159396835.

The spelling of 74733340 in words is "seventy-four million, seven hundred thirty-three thousand, three hundred forty".