63422399 has 8 divisors (see below), whose sum is σ = 67014000. Its totient is φ = 59856192.

The previous prime is 63422357. The next prime is 63422423. The reversal of 63422399 is 99322436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63422399 - 2¹⁶ = 63356863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63422899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1094 + ... + 11315.

It is an arithmetic number, because the mean of its divisors is an integer number (8376750).

Almost surely, 2^63422399 is an apocalyptic number.

63422399 is a deficient number, since it is larger than the sum of its proper divisors (3591601).

63422399 is a wasteful number, since it uses less digits than its factorization.

63422399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12697.

The product of its digits is 69984, while the sum is 38.

The square root of 63422399 is about 7963.8181169587. The cubic root of 63422399 is about 398.7930262826.

The spelling of 63422399 in words is "sixty-three million, four hundred twenty-two thousand, three hundred ninety-nine".