63822401 has 8 divisors (see below), whose sum is σ = 66787584. Its totient is φ = 60873120.

The previous prime is 63822389. The next prime is 63822413. The reversal of 63822401 is 10422836.

It is an interprime number because it is at equal distance from previous prime (63822389) and next prime (63822413).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63822401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63822461) 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, 4661 + ... + 12221.

It is an arithmetic number, because the mean of its divisors is an integer number (8348448).

Almost surely, 2^63822401 is an apocalyptic number.

It is an amenable number.

63822401 is a deficient number, since it is larger than the sum of its proper divisors (2965183).

63822401 is a wasteful number, since it uses less digits than its factorization.

63822401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7951.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 63822401 is about 7988.8923512587. The cubic root of 63822401 is about 399.6296593086.

The spelling of 63822401 in words is "sixty-three million, eight hundred twenty-two thousand, four hundred one".