63495450 has 36 divisors (see below), whose sum is σ = 170592318. Its totient is φ = 16932000.

The previous prime is 63495437. The next prime is 63495451. The reversal of 63495450 is 5459436.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 60047001 + 3448449 = 7749^2 + 1857^2 .

It is not an unprimeable number, because it can be changed into a prime (63495451) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 70101 + ... + 71000.

Almost surely, 2^63495450 is an apocalyptic number.

63495450 is an abundant number, since it is smaller than the sum of its proper divisors (107096868).

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

63495450 is a wasteful number, since it uses less digits than its factorization.

63495450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141119 (or 141111 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 63495450 is about 7968.4032277490. The cubic root of 63495450 is about 398.9460797357.

The spelling of 63495450 in words is "sixty-three million, four hundred ninety-five thousand, four hundred fifty".