63249792 has 64 divisors (see below), whose sum is σ = 177908400. Its totient is φ = 19841024.

The previous prime is 63249779. The next prime is 63249811. The reversal of 63249792 is 29794236.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1684 + ... + 11372.

Almost surely, 2^63249792 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 63249792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88954200).

63249792 is an abundant number, since it is smaller than the sum of its proper divisors (114658608).

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

63249792 is a wasteful number, since it uses less digits than its factorization.

63249792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9723 (or 9711 counting only the distinct ones).

The product of its digits is 163296, while the sum is 42.

The square root of 63249792 is about 7952.9737834347. The cubic root of 63249792 is about 398.4309196822.

The spelling of 63249792 in words is "sixty-three million, two hundred forty-nine thousand, seven hundred ninety-two".