342561500 has 24 divisors (see below), whose sum is σ = 748155408. Its totient is φ = 137024400.

The previous prime is 342561491. The next prime is 342561529. The reversal of 342561500 is 5165243.

It is a self number, because there is not a number n which added to its sum of digits gives 342561500.

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, 342062 + ... + 343061.

It is an arithmetic number, because the mean of its divisors is an integer number (31173142).

Almost surely, 2^342561500 is an apocalyptic number.

It is an amenable number.

342561500 is an abundant number, since it is smaller than the sum of its proper divisors (405593908).

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

342561500 is a wasteful number, since it uses less digits than its factorization.

342561500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685142 (or 685130 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 342561500 is about 18508.4170041633. The cubic root of 342561500 is about 699.7015734721.

The spelling of 342561500 in words is "three hundred forty-two million, five hundred sixty-one thousand, five hundred".