63228500 has 24 divisors (see below), whose sum is σ = 138092136. Its totient is φ = 25291200.

The previous prime is 63228493. The next prime is 63228527. The reversal of 63228500 is 582236.

It can be written as a sum of positive squares in 4 ways, for example, as 6948496 + 56280004 = 2636^2 + 7502^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63228500.

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, 62729 + ... + 63728.

It is an arithmetic number, because the mean of its divisors is an integer number (5753839).

Almost surely, 2^63228500 is an apocalyptic number.

It is an amenable number.

63228500 is an abundant number, since it is smaller than the sum of its proper divisors (74863636).

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

63228500 is a wasteful number, since it uses less digits than its factorization.

63228500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126476 (or 126464 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 63228500 is about 7951.6350519877. The cubic root of 63228500 is about 398.3862062637.

The spelling of 63228500 in words is "sixty-three million, two hundred twenty-eight thousand, five hundred".