63266831 has 2 divisors, whose sum is σ = 63266832. Its totient is φ = 63266830.

The previous prime is 63266773. The next prime is 63266851. The reversal of 63266831 is 13866236.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63266831 - 2¹⁸ = 63004687 is a prime.

It is a super-2 number, since 2×63266831² = 8005383809565122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63266791 and 63266800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63266851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31633415 + 31633416.

It is an arithmetic number, because the mean of its divisors is an integer number (31633416).

Almost surely, 2^63266831 is an apocalyptic number.

63266831 is a deficient number, since it is larger than the sum of its proper divisors (1).

63266831 is an equidigital number, since it uses as much as digits as its factorization.

63266831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 63266831 is about 7954.0449458122. The cubic root of 63266831 is about 398.4666945293.

The spelling of 63266831 in words is "sixty-three million, two hundred sixty-six thousand, eight hundred thirty-one".