63261884 has 12 divisors (see below), whose sum is σ = 126523824. Its totient is φ = 27112224.

The previous prime is 63261883. The next prime is 63261889. The reversal of 63261884 is 48816236.

It is a happy number.

63261884 is an admirable number.

It is a hoax number, since the sum of its digits (38) 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 (63261881) 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, 1129649 + ... + 1129704.

It is an arithmetic number, because the mean of its divisors is an integer number (10543652).

Almost surely, 2^63261884 is an apocalyptic number.

It is an amenable number.

63261884 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63261884 is a wasteful number, since it uses less digits than its factorization.

63261884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259364 (or 2259362 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 63261884 is about 7953.7339658804. The cubic root of 63261884 is about 398.4563085387.

The spelling of 63261884 in words is "sixty-three million, two hundred sixty-one thousand, eight hundred eighty-four".