63764004 has 48 divisors (see below), whose sum is σ = 156828672. Its totient is φ = 20124192.

The previous prime is 63763963. The next prime is 63764023. The reversal of 63764004 is 40046736.

It is a super-2 number, since 2×63764004² = 8131696412224032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27307 + ... + 29549.

It is an arithmetic number, because the mean of its divisors is an integer number (3267264).

Almost surely, 2^63764004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63764004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78414336).

63764004 is an abundant number, since it is smaller than the sum of its proper divisors (93064668).

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

63764004 is a wasteful number, since it uses less digits than its factorization.

63764004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376 (or 2374 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 63764004 is about 7985.2366276774. The cubic root of 63764004 is about 399.5077361058.

The spelling of 63764004 in words is "sixty-three million, seven hundred sixty-four thousand, four".