63922801 has 2 divisors, whose sum is σ = 63922802. Its totient is φ = 63922800.

The previous prime is 63922787. The next prime is 63922829. The reversal of 63922801 is 10822936.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44209201 + 19713600 = 6649^2 + 4440^2 .

It is a cyclic number.

It is not a de Polignac number, because 63922801 - 2⁵ = 63922769 is a prime.

It is a super-2 number, since 2×63922801² = 8172248975371202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63922841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31961400 + 31961401.

It is an arithmetic number, because the mean of its divisors is an integer number (31961401).

Almost surely, 2^63922801 is an apocalyptic number.

It is an amenable number.

63922801 is a deficient number, since it is larger than the sum of its proper divisors (1).

63922801 is an equidigital number, since it uses as much as digits as its factorization.

63922801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 63922801 is about 7995.1736066204. The cubic root of 63922801 is about 399.8391040399.

The spelling of 63922801 in words is "sixty-three million, nine hundred twenty-two thousand, eight hundred one".