3632216625 has 48 divisors (see below), whose sum is σ = 6561301968. Its totient is φ = 1933152000.

The previous prime is 3632216593. The next prime is 3632216633. The reversal of 3632216625 is 5266122363.

3632216625 is a `hidden beast` number, since 3 + 6 + 3 + 2 + 21 + 6 + 625 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 1758711969 + 1873504656 = 41937^2 + 43284^2 .

It is not a de Polignac number, because 3632216625 - 2⁵ = 3632216593 is a prime.

It is a super-2 number, since 2×3632216625² = 26385995221852781250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3632216625.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 583027 + ... + 589223.

It is an arithmetic number, because the mean of its divisors is an integer number (136693791).

Almost surely, 2^3632216625 is an apocalyptic number.

It is an amenable number.

3632216625 is a deficient number, since it is larger than the sum of its proper divisors (2929085343).

3632216625 is a wasteful number, since it uses less digits than its factorization.

3632216625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6739 (or 6726 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 3632216625 is about 60267.8739047596. The cubic root of 3632216625 is about 1537.1771283158.

Adding to 3632216625 its reverse (5266122363), we get a palindrome (8898338988).

The spelling of 3632216625 in words is "three billion, six hundred thirty-two million, two hundred sixteen thousand, six hundred twenty-five".