63072312 has 32 divisors (see below), whose sum is σ = 166957200. Its totient is φ = 19787264.

The previous prime is 63072293. The next prime is 63072313. The reversal of 63072312 is 21327036.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63072313) by changing a digit.

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, 76887 + ... + 77702.

Almost surely, 2^63072312 is an apocalyptic number.

It is an amenable number.

63072312 is an abundant number, since it is smaller than the sum of its proper divisors (103884888).

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

63072312 is a wasteful number, since it uses less digits than its factorization.

63072312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154615 (or 154611 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 63072312 is about 7941.8078546386. The cubic root of 63072312 is about 398.0579025712.

Adding to 63072312 its reverse (21327036), we get a palindrome (84399348).

The spelling of 63072312 in words is "sixty-three million, seventy-two thousand, three hundred twelve".