63342646 has 16 divisors (see below), whose sum is σ = 100779120. Its totient is φ = 29756160.

The previous prime is 63342619. The next prime is 63342661. The reversal of 63342646 is 64624336.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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, 23866 + ... + 26386.

It is an arithmetic number, because the mean of its divisors is an integer number (6298695).

Almost surely, 2^63342646 is an apocalyptic number.

63342646 is a deficient number, since it is larger than the sum of its proper divisors (37436474).

63342646 is a wasteful number, since it uses less digits than its factorization.

63342646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279.

The product of its digits is 62208, while the sum is 34.

The square root of 63342646 is about 7958.8093330598. The cubic root of 63342646 is about 398.6257968205.

The spelling of 63342646 in words is "sixty-three million, three hundred forty-two thousand, six hundred forty-six".