63429944 has 16 divisors (see below), whose sum is σ = 120268800. Its totient is φ = 31358272.

The previous prime is 63429943. The next prime is 63429973. The reversal of 63429944 is 44992436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63429943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43832 + ... + 45255.

It is an arithmetic number, because the mean of its divisors is an integer number (7516800).

Almost surely, 2^63429944 is an apocalyptic number.

It is an amenable number.

63429944 is a deficient number, since it is larger than the sum of its proper divisors (56838856).

63429944 is a wasteful number, since it uses less digits than its factorization.

63429944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89182 (or 89178 counting only the distinct ones).

The product of its digits is 186624, while the sum is 41.

The square root of 63429944 is about 7964.2918078132. The cubic root of 63429944 is about 398.8088396972.

The spelling of 63429944 in words is "sixty-three million, four hundred twenty-nine thousand, nine hundred forty-four".