63230939 has 4 divisors (see below), whose sum is σ = 66950424. Its totient is φ = 59511456.

The previous prime is 63230911. The next prime is 63230969. The reversal of 63230939 is 93903236.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63230939 - 2¹² = 63226843 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63230899 and 63230908.

It is not an unprimeable number, because it can be changed into a prime (63230969) 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, 1859717 + ... + 1859750.

It is an arithmetic number, because the mean of its divisors is an integer number (16737606).

Almost surely, 2^63230939 is an apocalyptic number.

63230939 is a deficient number, since it is larger than the sum of its proper divisors (3719485).

63230939 is a wasteful number, since it uses less digits than its factorization.

63230939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719484.

The product of its (nonzero) digits is 26244, while the sum is 35.

The square root of 63230939 is about 7951.7884151932. The cubic root of 63230939 is about 398.3913286978.

The spelling of 63230939 in words is "sixty-three million, two hundred thirty thousand, nine hundred thirty-nine".