63883393 has 4 divisors (see below), whose sum is σ = 73009600. Its totient is φ = 54757188.

The previous prime is 63883373. The next prime is 63883439. The reversal of 63883393 is 39338836.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63883393 - 2¹⁷ = 63752321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63883363) 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, 4563093 + ... + 4563106.

It is an arithmetic number, because the mean of its divisors is an integer number (18252400).

Almost surely, 2^63883393 is an apocalyptic number.

It is an amenable number.

63883393 is a deficient number, since it is larger than the sum of its proper divisors (9126207).

63883393 is an equidigital number, since it uses as much as digits as its factorization.

63883393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9126206.

The product of its digits is 279936, while the sum is 43.

The square root of 63883393 is about 7992.7087398453. The cubic root of 63883393 is about 399.7569210615.

The spelling of 63883393 in words is "sixty-three million, eight hundred eighty-three thousand, three hundred ninety-three".