63449232 has 80 divisors (see below), whose sum is σ = 204367872. Its totient is φ = 16479360.

The previous prime is 63449207. The next prime is 63449237. The reversal of 63449232 is 23294436.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 63449193 and 63449202.

It is not an unprimeable number, because it can be changed into a prime (63449237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4888 + ... + 12279.

Almost surely, 2^63449232 is an apocalyptic number.

It is an amenable number.

63449232 is an abundant number, since it is smaller than the sum of its proper divisors (140918640).

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

63449232 is a wasteful number, since it uses less digits than its factorization.

63449232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17196 (or 17190 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 63449232 is about 7965.5026206762. The cubic root of 63449232 is about 398.8492593311.

It can be divided in two parts, 6344 and 9232, that added together give a triangular number (15576 = T₁₇₆).

The spelling of 63449232 in words is "sixty-three million, four hundred forty-nine thousand, two hundred thirty-two".