63445032 has 160 divisors (see below), whose sum is σ = 206997120. Its totient is φ = 17781120.

The previous prime is 63445027. The next prime is 63445049. The reversal of 63445032 is 23054436.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 63444987 and 63445005.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 321958 + ... + 322154.

It is an arithmetic number, because the mean of its divisors is an integer number (1293732).

Almost surely, 2^63445032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63445032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103498560).

63445032 is an abundant number, since it is smaller than the sum of its proper divisors (143552088).

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

63445032 is a wasteful number, since it uses less digits than its factorization.

63445032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293 (or 280 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 63445032 is about 7965.2389794657. The cubic root of 63445032 is about 398.8404585739.

Adding to 63445032 its reverse (23054436), we get a palindrome (86499468).

The spelling of 63445032 in words is "sixty-three million, four hundred forty-five thousand, thirty-two".