63400014 has 24 divisors (see below), whose sum is σ = 138025992. Its totient is φ = 21031920.

The previous prime is 63400013. The next prime is 63400019. The reversal of 63400014 is 41000436.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 63400014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63400013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4549 + ... + 12144.

It is an arithmetic number, because the mean of its divisors is an integer number (5751083).

Almost surely, 2^63400014 is an apocalyptic number.

63400014 is an abundant number, since it is smaller than the sum of its proper divisors (74625978).

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

63400014 is a wasteful number, since it uses less digits than its factorization.

63400014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16912 (or 16909 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 63400014 is about 7962.4125740883. The cubic root of 63400014 is about 398.7461026273.

The spelling of 63400014 in words is "sixty-three million, four hundred thousand, fourteen".