463267621 has 2 divisors, whose sum is σ = 463267622. Its totient is φ = 463267620.

The previous prime is 463267619. The next prime is 463267657. The reversal of 463267621 is 126762364.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273902500 + 189365121 = 16550^2 + 13761^2 .

It is a cyclic number.

It is not a de Polignac number, because 463267621 - 2¹ = 463267619 is a prime.

Together with 463267619, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (463267661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231633810 + 231633811.

It is an arithmetic number, because the mean of its divisors is an integer number (231633811).

Almost surely, 2^463267621 is an apocalyptic number.

It is an amenable number.

463267621 is a deficient number, since it is larger than the sum of its proper divisors (1).

463267621 is an equidigital number, since it uses as much as digits as its factorization.

463267621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 463267621 is about 21523.6525942973. The cubic root of 463267621 is about 773.7677934077.

The spelling of 463267621 in words is "four hundred sixty-three million, two hundred sixty-seven thousand, six hundred twenty-one".