74593340 has 12 divisors (see below), whose sum is σ = 156646056. Its totient is φ = 29837328.

The previous prime is 74593333. The next prime is 74593357. The reversal of 74593340 is 4339547.

It is a self number, because there is not a number n which added to its sum of digits gives 74593340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1864814 + ... + 1864853.

It is an arithmetic number, because the mean of its divisors is an integer number (13053838).

Almost surely, 2^74593340 is an apocalyptic number.

It is an amenable number.

74593340 is an abundant number, since it is smaller than the sum of its proper divisors (82052716).

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

74593340 is a wasteful number, since it uses less digits than its factorization.

74593340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729676 (or 3729674 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 74593340 is about 8636.7435992971. The cubic root of 74593340 is about 420.9527501733.

The spelling of 74593340 in words is "seventy-four million, five hundred ninety-three thousand, three hundred forty".