63199272 has 16 divisors (see below), whose sum is σ = 157998240. Its totient is φ = 21066416.

The previous prime is 63199261. The next prime is 63199273. The reversal of 63199272 is 27299136.

It is a self number, because there is not a number n which added to its sum of digits gives 63199272.

It is not an unprimeable number, because it can be changed into a prime (63199273) 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, 1316628 + ... + 1316675.

It is an arithmetic number, because the mean of its divisors is an integer number (9874890).

Almost surely, 2^63199272 is an apocalyptic number.

It is an amenable number.

63199272 is an abundant number, since it is smaller than the sum of its proper divisors (94798968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63199272 is a wasteful number, since it uses less digits than its factorization.

63199272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633312 (or 2633308 counting only the distinct ones).

The product of its digits is 40824, while the sum is 39.

The square root of 63199272 is about 7949.7969785398. The cubic root of 63199272 is about 398.3248108134.

The spelling of 63199272 in words is "sixty-three million, one hundred ninety-nine thousand, two hundred seventy-two".