63399294 has 64 divisors (see below), whose sum is σ = 162086400. Its totient is φ = 17993664.

The previous prime is 63399251. The next prime is 63399299. The reversal of 63399294 is 49299336.

63399294 is a `hidden beast` number, since 633 + 9 + 9 + 2 + 9 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63399299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67194 + ... + 68130.

It is an arithmetic number, because the mean of its divisors is an integer number (2532600).

Almost surely, 2^63399294 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63399294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81043200).

63399294 is an abundant number, since it is smaller than the sum of its proper divisors (98687106).

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

63399294 is a wasteful number, since it uses less digits than its factorization.

63399294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134 (or 1128 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 63399294 is about 7962.3673615326. The cubic root of 63399294 is about 398.7445931730.

The spelling of 63399294 in words is "sixty-three million, three hundred ninety-nine thousand, two hundred ninety-four".