63816252 has 24 divisors (see below), whose sum is σ = 149221632. Its totient is φ = 21226800.

The previous prime is 63816251. The next prime is 63816287. The reversal of 63816252 is 25261836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63816251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477 + ... + 11307.

It is an arithmetic number, because the mean of its divisors is an integer number (6217568).

Almost surely, 2^63816252 is an apocalyptic number.

It is an amenable number.

63816252 is an abundant number, since it is smaller than the sum of its proper divisors (85405380).

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

63816252 is a wasteful number, since it uses less digits than its factorization.

63816252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11329 (or 11327 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 63816252 is about 7988.5074951458. The cubic root of 63816252 is about 399.6168247256.

The spelling of 63816252 in words is "sixty-three million, eight hundred sixteen thousand, two hundred fifty-two".