63628436 has 12 divisors (see below), whose sum is σ = 115189620. Its totient is φ = 30717120.

The previous prime is 63628421. The next prime is 63628451. The reversal of 63628436 is 63482636.

63628436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (63628421) and next prime (63628451).

It can be written as a sum of positive squares in 2 ways, for example, as 24940036 + 38688400 = 4994^2 + 6220^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 63628436.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274145 + ... + 274376.

It is an arithmetic number, because the mean of its divisors is an integer number (9599135).

Almost surely, 2^63628436 is an apocalyptic number.

It is an amenable number.

63628436 is a deficient number, since it is larger than the sum of its proper divisors (51561184).

63628436 is a wasteful number, since it uses less digits than its factorization.

63628436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548554 (or 548552 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 63628436 is about 7976.7434457929. The cubic root of 63628436 is about 399.2244054380.

The spelling of 63628436 in words is "sixty-three million, six hundred twenty-eight thousand, four hundred thirty-six".