63093990 has 32 divisors (see below), whose sum is σ = 156312576. Its totient is φ = 16282080.

The previous prime is 63093983. The next prime is 63094033. The reversal of 63093990 is 9939036.

It is a Curzon number.

It is a congruent number.

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, 32992 + ... + 34851.

It is an arithmetic number, because the mean of its divisors is an integer number (4884768).

Almost surely, 2^63093990 is an apocalyptic number.

63093990 is an abundant number, since it is smaller than the sum of its proper divisors (93218586).

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

63093990 is a wasteful number, since it uses less digits than its factorization.

63093990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67884.

The product of its (nonzero) digits is 39366, while the sum is 39.

The square root of 63093990 is about 7943.1725399868. The cubic root of 63093990 is about 398.1035016121.

The spelling of 63093990 in words is "sixty-three million, ninety-three thousand, nine hundred ninety".