63245290 has 8 divisors (see below), whose sum is σ = 113841540. Its totient is φ = 25298112.

The previous prime is 63245263. The next prime is 63245323. The reversal of 63245290 is 9254236.

It can be written as a sum of positive squares in 2 ways, for example, as 60419529 + 2825761 = 7773^2 + 1681^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3162255 + ... + 3162274.

Almost surely, 2^63245290 is an apocalyptic number.

63245290 is a deficient number, since it is larger than the sum of its proper divisors (50596250).

63245290 is a wasteful number, since it uses less digits than its factorization.

63245290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6324536.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 63245290 is about 7952.6907396176. The cubic root of 63245290 is about 398.4214662726.

The spelling of 63245290 in words is "sixty-three million, two hundred forty-five thousand, two hundred ninety".