63469538 has 16 divisors (see below), whose sum is σ = 109326240. Its totient is φ = 27331200.

The previous prime is 63469537. The next prime is 63469561. The reversal of 63469538 is 83596436.

It is not an unprimeable number, because it can be changed into a prime (63469537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75503 + ... + 76338.

It is an arithmetic number, because the mean of its divisors is an integer number (6832890).

Almost surely, 2^63469538 is an apocalyptic number.

63469538 is a deficient number, since it is larger than the sum of its proper divisors (45856702).

63469538 is a wasteful number, since it uses less digits than its factorization.

63469538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151873.

The product of its digits is 466560, while the sum is 44.

The square root of 63469538 is about 7966.7771400987. Note that the first 3 decimals coincide. The cubic root of 63469538 is about 398.8918034195.

The spelling of 63469538 in words is "sixty-three million, four hundred sixty-nine thousand, five hundred thirty-eight".