63969242 has 8 divisors (see below), whose sum is σ = 96003732. Its totient is φ = 31968000.

The previous prime is 63969229. The next prime is 63969287. The reversal of 63969242 is 24296936.

It can be written as a sum of positive squares in 2 ways, for example, as 50566321 + 13402921 = 7111^2 + 3661^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 63969242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2759 + ... + 11642.

Almost surely, 2^63969242 is an apocalyptic number.

63969242 is a deficient number, since it is larger than the sum of its proper divisors (32034490).

63969242 is a wasteful number, since it uses less digits than its factorization.

63969242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16624.

The product of its digits is 139968, while the sum is 41.

The square root of 63969242 is about 7998.0773939741. The cubic root of 63969242 is about 399.9359105652.

The spelling of 63969242 in words is "sixty-three million, nine hundred sixty-nine thousand, two hundred forty-two".