63232861 has 2 divisors, whose sum is σ = 63232862. Its totient is φ = 63232860.

The previous prime is 63232811. The next prime is 63232891. The reversal of 63232861 is 16823236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61622500 + 1610361 = 7850^2 + 1269^2 .

It is a cyclic number.

It is not a de Polignac number, because 63232861 - 2⁹ = 63232349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63232801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31616430 + 31616431.

It is an arithmetic number, because the mean of its divisors is an integer number (31616431).

Almost surely, 2^63232861 is an apocalyptic number.

It is an amenable number.

63232861 is a deficient number, since it is larger than the sum of its proper divisors (1).

63232861 is an equidigital number, since it uses as much as digits as its factorization.

63232861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 63232861 is about 7951.9092675910. The cubic root of 63232861 is about 398.3953652258.

The spelling of 63232861 in words is "sixty-three million, two hundred thirty-two thousand, eight hundred sixty-one".