63274899 has 4 divisors (see below), whose sum is σ = 84366536. Its totient is φ = 42183264.

The previous prime is 63274853. The next prime is 63274903. The reversal of 63274899 is 99847236.

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

It is a de Polignac number, because none of the positive numbers 2^k-63274899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63274399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10545814 + ... + 10545819.

It is an arithmetic number, because the mean of its divisors is an integer number (21091634).

Almost surely, 2^63274899 is an apocalyptic number.

63274899 is a deficient number, since it is larger than the sum of its proper divisors (21091637).

63274899 is a wasteful number, since it uses less digits than its factorization.

63274899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21091636.

The product of its digits is 653184, while the sum is 48.

The square root of 63274899 is about 7954.5520929842. The cubic root of 63274899 is about 398.4836317489.

The spelling of 63274899 in words is "sixty-three million, two hundred seventy-four thousand, eight hundred ninety-nine".