63031422 has 16 divisors (see below), whose sum is σ = 128130192. Its totient is φ = 20665920.

The previous prime is 63031349. The next prime is 63031439. The reversal of 63031422 is 22413036.

It is a happy number.

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, 85743 + ... + 86474.

It is an arithmetic number, because the mean of its divisors is an integer number (8008137).

Almost surely, 2^63031422 is an apocalyptic number.

63031422 is an abundant number, since it is smaller than the sum of its proper divisors (65098770).

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

63031422 is a wasteful number, since it uses less digits than its factorization.

63031422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172283.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 63031422 is about 7939.2330863881. The cubic root of 63031422 is about 397.9718631995.

Adding to 63031422 its reverse (22413036), we get a palindrome (85444458).

The spelling of 63031422 in words is "sixty-three million, thirty-one thousand, four hundred twenty-two".