63210045 has 8 divisors (see below), whose sum is σ = 101136096. Its totient is φ = 33712016.

The previous prime is 63210013. The next prime is 63210047. The reversal of 63210045 is 54001236.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 63210045 - 2⁵ = 63210013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63210047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2106987 + ... + 2107016.

It is an arithmetic number, because the mean of its divisors is an integer number (12642012).

Almost surely, 2^63210045 is an apocalyptic number.

It is an amenable number.

63210045 is a deficient number, since it is larger than the sum of its proper divisors (37926051).

63210045 is a wasteful number, since it uses less digits than its factorization.

63210045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4214011.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 63210045 is about 7950.4745141406. The cubic root of 63210045 is about 398.3474424527.

The spelling of 63210045 in words is "sixty-three million, two hundred ten thousand, forty-five".