63212572 has 24 divisors (see below), whose sum is σ = 112465584. Its totient is φ = 31084032.

The previous prime is 63212521. The next prime is 63212581. The reversal of 63212572 is 27521236.

It is a self number, because there is not a number n which added to its sum of digits gives 63212572.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76023 + ... + 76849.

It is an arithmetic number, because the mean of its divisors is an integer number (4686066).

Almost surely, 2^63212572 is an apocalyptic number.

It is an amenable number.

63212572 is a deficient number, since it is larger than the sum of its proper divisors (49253012).

63212572 is a wasteful number, since it uses less digits than its factorization.

63212572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125 (or 1123 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 63212572 is about 7950.6334338844. The cubic root of 63212572 is about 398.3527507365.

The spelling of 63212572 in words is "sixty-three million, two hundred twelve thousand, five hundred seventy-two".