423765500 has 24 divisors (see below), whose sum is σ = 925504944. Its totient is φ = 169506000.

The previous prime is 423765499. The next prime is 423765521. The reversal of 423765500 is 5567324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423266 + ... + 424265.

It is an arithmetic number, because the mean of its divisors is an integer number (38562706).

Almost surely, 2^423765500 is an apocalyptic number.

It is an amenable number.

423765500 is an abundant number, since it is smaller than the sum of its proper divisors (501739444).

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

423765500 is a wasteful number, since it uses less digits than its factorization.

423765500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847550 (or 847538 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 423765500 is about 20585.5653310760. The cubic root of 423765500 is about 751.1186270316.

The spelling of 423765500 in words is "four hundred twenty-three million, seven hundred sixty-five thousand, five hundred".