63225630 has 64 divisors (see below), whose sum is σ = 181581120. Its totient is φ = 15562368.

The previous prime is 63225619. The next prime is 63225641. The reversal of 63225630 is 3652236.

63225630 is a `hidden beast` number, since 6 + 3 + 2 + 25 + 630 = 666.

It is an interprime number because it is at equal distance from previous prime (63225619) and next prime (63225641).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 63225594 and 63225603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5497 + ... + 12516.

It is an arithmetic number, because the mean of its divisors is an integer number (2837205).

Almost surely, 2^63225630 is an apocalyptic number.

63225630 is an abundant number, since it is smaller than the sum of its proper divisors (118355490).

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

63225630 is a wasteful number, since it uses less digits than its factorization.

63225630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18042 (or 18036 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 63225630 is about 7951.4545839110. The cubic root of 63225630 is about 398.3801784666.

Adding to 63225630 its reverse (3652236), we get a palindrome (66877866).

It can be divided in two parts, 632 and 25630, that added together give a palindrome (26262).

The spelling of 63225630 in words is "sixty-three million, two hundred twenty-five thousand, six hundred thirty".