63468942 has 16 divisors (see below), whose sum is σ = 127101312. Its totient is φ = 21129080.

The previous prime is 63468913. The next prime is 63468947. The reversal of 63468942 is 24986436.

It is a happy number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 63468894 and 63468903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63468947) 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, 1434 + ... + 11357.

It is an arithmetic number, because the mean of its divisors is an integer number (7943832).

Almost surely, 2^63468942 is an apocalyptic number.

63468942 is an abundant number, since it is smaller than the sum of its proper divisors (63632370).

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

63468942 is a wasteful number, since it uses less digits than its factorization.

63468942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13623.

The product of its digits is 248832, while the sum is 42.

The square root of 63468942 is about 7966.7397346719. The cubic root of 63468942 is about 398.8905548402.

The spelling of 63468942 in words is "sixty-three million, four hundred sixty-eight thousand, nine hundred forty-two".