63228899 has 4 divisors (see below), whose sum is σ = 66948264. Its totient is φ = 59509536.

The previous prime is 63228883. The next prime is 63228917. The reversal of 63228899 is 99882236.

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 63228899 - 2⁴ = 63228883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63228839) 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, 1859657 + ... + 1859690.

It is an arithmetic number, because the mean of its divisors is an integer number (16737066).

Almost surely, 2^63228899 is an apocalyptic number.

63228899 is a deficient number, since it is larger than the sum of its proper divisors (3719365).

63228899 is a wasteful number, since it uses less digits than its factorization.

63228899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719364.

The product of its digits is 373248, while the sum is 47.

The square root of 63228899 is about 7951.6601411278. The cubic root of 63228899 is about 398.3870442601.

The spelling of 63228899 in words is "sixty-three million, two hundred twenty-eight thousand, eight hundred ninety-nine".