74680500 has 48 divisors (see below), whose sum is σ = 217473984. Its totient is φ = 19914400.

The previous prime is 74680499. The next prime is 74680549. The reversal of 74680500 is 508647.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 23394 + ... + 26393.

It is an arithmetic number, because the mean of its divisors is an integer number (4530708).

Almost surely, 2^74680500 is an apocalyptic number.

It is an amenable number.

74680500 is an abundant number, since it is smaller than the sum of its proper divisors (142793484).

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

74680500 is a wasteful number, since it uses less digits than its factorization.

74680500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49809 (or 49797 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 74680500 is about 8641.7880094342. The cubic root of 74680500 is about 421.1166430915.

The spelling of 74680500 in words is "seventy-four million, six hundred eighty thousand, five hundred".