63457030 has 64 divisors (see below), whose sum is σ = 141886080. Its totient is φ = 19897344.

The previous prime is 63457021. The next prime is 63457057. The reversal of 63457030 is 3075436.

It is a self number, because there is not a number n which added to its sum of digits gives 63457030.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124416 + ... + 124924.

It is an arithmetic number, because the mean of its divisors is an integer number (2216970).

Almost surely, 2^63457030 is an apocalyptic number.

63457030 is an abundant number, since it is smaller than the sum of its proper divisors (78429050).

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

63457030 is a wasteful number, since it uses less digits than its factorization.

63457030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 63457030 is about 7965.9920913845. The cubic root of 63457030 is about 398.8655983737.

The spelling of 63457030 in words is "sixty-three million, four hundred fifty-seven thousand, thirty".