63213464 has 48 divisors (see below), whose sum is σ = 127187520. Its totient is φ = 29401920.

The previous prime is 63213457. The next prime is 63213473. The reversal of 63213464 is 46431236.

63213464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 761567 + ... + 761649.

It is an arithmetic number, because the mean of its divisors is an integer number (2649740).

Almost surely, 2^63213464 is an apocalyptic number.

It is an amenable number.

63213464 is an abundant number, since it is smaller than the sum of its proper divisors (63974056).

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

63213464 is a wasteful number, since it uses less digits than its factorization.

63213464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 153 counting only the distinct ones).

The product of its digits is 10368, while the sum is 29.

The square root of 63213464 is about 7950.6895298458. The cubic root of 63213464 is about 398.3546244618.

The spelling of 63213464 in words is "sixty-three million, two hundred thirteen thousand, four hundred sixty-four".