63536406 has 16 divisors (see below), whose sum is σ = 127208448. Its totient is φ = 21156200.

The previous prime is 63536393. The next prime is 63536411. The reversal of 63536406 is 60463536.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1051 + ... + 11321.

It is an arithmetic number, because the mean of its divisors is an integer number (7950528).

Almost surely, 2^63536406 is an apocalyptic number.

63536406 is an abundant number, since it is smaller than the sum of its proper divisors (63672042).

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

63536406 is a wasteful number, since it uses less digits than its factorization.

63536406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11307.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 63536406 is about 7970.9727135400. The cubic root of 63536406 is about 399.0318377117.

The spelling of 63536406 in words is "sixty-three million, five hundred thirty-six thousand, four hundred six".