63496636 has 12 divisors (see below), whose sum is σ = 126993328. Its totient is φ = 27212832.

The previous prime is 63496633. The next prime is 63496639. The reversal of 63496636 is 63669436.

It is an interprime number because it is at equal distance from previous prime (63496633) and next prime (63496639).

63496636 is an admirable number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 63496592 and 63496601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63496633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1133841 + ... + 1133896.

Almost surely, 2^63496636 is an apocalyptic number.

It is an amenable number.

63496636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63496636 is a wasteful number, since it uses less digits than its factorization.

63496636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2267748 (or 2267746 counting only the distinct ones).

The product of its digits is 419904, while the sum is 43.

The square root of 63496636 is about 7968.4776463262. The cubic root of 63496636 is about 398.9485636255.

The spelling of 63496636 in words is "sixty-three million, four hundred ninety-six thousand, six hundred thirty-six".