325563642 has 24 divisors (see below), whose sum is σ = 720398016. Its totient is φ = 106211976.

The previous prime is 325563631. The next prime is 325563647. The reversal of 325563642 is 246365523.

325563642 is a `hidden beast` number, since 3 + 2 + 5 + 5 + 6 + 3 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 325563597 and 325563606.

It is not an unprimeable number, because it can be changed into a prime (325563647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 191568 + ... + 193259.

It is an arithmetic number, because the mean of its divisors is an integer number (30016584).

Almost surely, 2^325563642 is an apocalyptic number.

325563642 is an abundant number, since it is smaller than the sum of its proper divisors (394834374).

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

325563642 is a wasteful number, since it uses less digits than its factorization.

325563642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384882 (or 384879 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 325563642 is about 18043.3822217455. The cubic root of 325563642 is about 687.9316637666.

The spelling of 325563642 in words is "three hundred twenty-five million, five hundred sixty-three thousand, six hundred forty-two".