63515036 has 12 divisors (see below), whose sum is σ = 119701512. Its totient is φ = 29314608.

The previous prime is 63515033. The next prime is 63515057. The reversal of 63515036 is 63051536.

63515036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63515033) by changing a digit.

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, 610670 + ... + 610773.

It is an arithmetic number, because the mean of its divisors is an integer number (9975126).

Almost surely, 2^63515036 is an apocalyptic number.

It is an amenable number.

63515036 is a deficient number, since it is larger than the sum of its proper divisors (56186476).

63515036 is a wasteful number, since it uses less digits than its factorization.

63515036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221460 (or 1221458 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 63515036 is about 7969.6321119610. The cubic root of 63515036 is about 398.9870955599.

The spelling of 63515036 in words is "sixty-three million, five hundred fifteen thousand, thirty-six".