63223449 has 8 divisors (see below), whose sum is σ = 84415872. Its totient is φ = 42090000.

The previous prime is 63223439. The next prime is 63223453. The reversal of 63223449 is 94432236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63223449 - 2²¹ = 61126297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63223409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12177 + ... + 16574.

It is an arithmetic number, because the mean of its divisors is an integer number (10551984).

Almost surely, 2^63223449 is an apocalyptic number.

It is an amenable number.

63223449 is a deficient number, since it is larger than the sum of its proper divisors (21192423).

63223449 is a wasteful number, since it uses less digits than its factorization.

63223449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29487.

The product of its digits is 31104, while the sum is 33.

The square root of 63223449 is about 7951.3174380099. The cubic root of 63223449 is about 398.3755976388.

The spelling of 63223449 in words is "sixty-three million, two hundred twenty-three thousand, four hundred forty-nine".