63964276 has 12 divisors (see below), whose sum is σ = 112013440. Its totient is φ = 31960440.

The previous prime is 63964273. The next prime is 63964289. The reversal of 63964276 is 67246936.

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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (63964273) 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, 2491 + ... + 11581.

Almost surely, 2^63964276 is an apocalyptic number.

It is an amenable number.

63964276 is a deficient number, since it is larger than the sum of its proper divisors (48049164).

63964276 is a wasteful number, since it uses less digits than its factorization.

63964276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10854 (or 10852 counting only the distinct ones).

The product of its digits is 326592, while the sum is 43.

The square root of 63964276 is about 7997.7669383397. The cubic root of 63964276 is about 399.9255611480.

The spelling of 63964276 in words is "sixty-three million, nine hundred sixty-four thousand, two hundred seventy-six".