63203972 has 18 divisors (see below), whose sum is σ = 119770938. Its totient is φ = 29170752.

The previous prime is 63203969. The next prime is 63203983. The reversal of 63203972 is 27930236.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2114116 + 61089856 = 1454^2 + 7816^2 .

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 5 ways as a sum of consecutive naturals, for example, 46073 + ... + 47424.

It is an arithmetic number, because the mean of its divisors is an integer number (6653941).

Almost surely, 2^63203972 is an apocalyptic number.

It is an amenable number.

63203972 is a deficient number, since it is larger than the sum of its proper divisors (56566966).

63203972 is a wasteful number, since it uses less digits than its factorization.

63203972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93527 (or 93512 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 63203972 is about 7950.0925780773. The cubic root of 63203972 is about 398.3346847679.

The spelling of 63203972 in words is "sixty-three million, two hundred three thousand, nine hundred seventy-two".