63749422 has 32 divisors (see below), whose sum is σ = 115271424. Its totient is φ = 26083200.

The previous prime is 63749419. The next prime is 63749443. The reversal of 63749422 is 22494736.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4897 + ... + 12307.

It is an arithmetic number, because the mean of its divisors is an integer number (3602232).

Almost surely, 2^63749422 is an apocalyptic number.

63749422 is a deficient number, since it is larger than the sum of its proper divisors (51522002).

63749422 is a wasteful number, since it uses less digits than its factorization.

63749422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7464.

The product of its digits is 72576, while the sum is 37.

The square root of 63749422 is about 7984.3235154896. The cubic root of 63749422 is about 399.4772797063.

The spelling of 63749422 in words is "sixty-three million, seven hundred forty-nine thousand, four hundred twenty-two".