63264020 has 12 divisors (see below), whose sum is σ = 132854484. Its totient is φ = 25305600.

The previous prime is 63264001. The next prime is 63264031. The reversal of 63264020 is 2046236.

It can be written as a sum of positive squares in 2 ways, for example, as 47803396 + 15460624 = 6914^2 + 3932^2 .

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1581581 + ... + 1581620.

It is an arithmetic number, because the mean of its divisors is an integer number (11071207).

Almost surely, 2^63264020 is an apocalyptic number.

It is an amenable number.

63264020 is an abundant number, since it is smaller than the sum of its proper divisors (69590464).

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

63264020 is a wasteful number, since it uses less digits than its factorization.

63264020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163210 (or 3163208 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 63264020 is about 7953.8682413025. The cubic root of 63264020 is about 398.4607930353.

The spelling of 63264020 in words is "sixty-three million, two hundred sixty-four thousand, twenty".