63764375 has 10 divisors (see below), whose sum is σ = 79680744. Its totient is φ = 51011000.

The previous prime is 63764347. The next prime is 63764377. The reversal of 63764375 is 57346736.

It is not a de Polignac number, because 63764375 - 2¹⁰ = 63763351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63764377) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50387 + ... + 51636.

Almost surely, 2^63764375 is an apocalyptic number.

63764375 is a deficient number, since it is larger than the sum of its proper divisors (15916369).

63764375 is an equidigital number, since it uses as much as digits as its factorization.

63764375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102043 (or 102028 counting only the distinct ones).

The product of its digits is 317520, while the sum is 41.

The square root of 63764375 is about 7985.2598580134. The cubic root of 63764375 is about 399.5085109269.

The spelling of 63764375 in words is "sixty-three million, seven hundred sixty-four thousand, three hundred seventy-five".