63446934 has 32 divisors (see below), whose sum is σ = 131590656. Its totient is φ = 20377440.

The previous prime is 63446921. The next prime is 63446939. The reversal of 63446934 is 43964436.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 63446892 and 63446901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63446939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22419 + ... + 25089.

It is an arithmetic number, because the mean of its divisors is an integer number (4112208).

Almost surely, 2^63446934 is an apocalyptic number.

63446934 is an abundant number, since it is smaller than the sum of its proper divisors (68143722).

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

63446934 is a wasteful number, since it uses less digits than its factorization.

63446934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2820.

The product of its digits is 186624, while the sum is 39.

The square root of 63446934 is about 7965.3583723521. The cubic root of 63446934 is about 398.8444441078.

The spelling of 63446934 in words is "sixty-three million, four hundred forty-six thousand, nine hundred thirty-four".