74055740 has 48 divisors (see below), whose sum is σ = 179643744. Its totient is φ = 25344000.

The previous prime is 74055739. The next prime is 74055811. The reversal of 74055740 is 4755047.

It is a junction number, because it is equal to n+sod(n) for n = 74055697 and 74055706.

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, 6161 + ... + 13640.

It is an arithmetic number, because the mean of its divisors is an integer number (3742578).

Almost surely, 2^74055740 is an apocalyptic number.

It is an amenable number.

74055740 is an abundant number, since it is smaller than the sum of its proper divisors (105588004).

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

74055740 is a wasteful number, since it uses less digits than its factorization.

74055740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19838 (or 19836 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 74055740 is about 8605.5644788706. The cubic root of 74055740 is about 419.9390312104.

The spelling of 74055740 in words is "seventy-four million, fifty-five thousand, seven hundred forty".