63401370 has 16 divisors (see below), whose sum is σ = 152163360. Its totient is φ = 16907024.

The previous prime is 63401329. The next prime is 63401389. The reversal of 63401370 is 7310436.

It is a self number, because there is not a number n which added to its sum of digits gives 63401370.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056660 + ... + 1056719.

It is an arithmetic number, because the mean of its divisors is an integer number (9510210).

Almost surely, 2^63401370 is an apocalyptic number.

63401370 is an abundant number, since it is smaller than the sum of its proper divisors (88761990).

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

63401370 is a wasteful number, since it uses less digits than its factorization.

63401370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113389.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 63401370 is about 7962.4977237045. The cubic root of 63401370 is about 398.7489454020.

The spelling of 63401370 in words is "sixty-three million, four hundred one thousand, three hundred seventy".