63849422 has 32 divisors (see below), whose sum is σ = 118286784. Its totient is φ = 25171200.

The previous prime is 63849421. The next prime is 63849427. The reversal of 63849422 is 22494836.

It is a happy number.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63849421) 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, 83522 + ... + 84282.

It is an arithmetic number, because the mean of its divisors is an integer number (3696462).

Almost surely, 2^63849422 is an apocalyptic number.

63849422 is a deficient number, since it is larger than the sum of its proper divisors (54437362).

63849422 is a wasteful number, since it uses less digits than its factorization.

63849422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244.

The product of its digits is 82944, while the sum is 38.

The square root of 63849422 is about 7990.5833328988. The cubic root of 63849422 is about 399.6860494855.

The spelling of 63849422 in words is "sixty-three million, eight hundred forty-nine thousand, four hundred twenty-two".