466321621 has 2 divisors, whose sum is σ = 466321622. Its totient is φ = 466321620.

The previous prime is 466321607. The next prime is 466321633. The reversal of 466321621 is 126123664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 451775025 + 14546596 = 21255^2 + 3814^2 .

It is a cyclic number.

It is not a de Polignac number, because 466321621 - 2⁹ = 466321109 is a prime.

It is a super-3 number, since 3×466321621³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (466321651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233160810 + 233160811.

It is an arithmetic number, because the mean of its divisors is an integer number (233160811).

Almost surely, 2^466321621 is an apocalyptic number.

It is an amenable number.

466321621 is a deficient number, since it is larger than the sum of its proper divisors (1).

466321621 is an equidigital number, since it uses as much as digits as its factorization.

466321621 is an odious number, because the sum of its binary digits is odd.

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

The square root of 466321621 is about 21594.4812625819. The cubic root of 466321621 is about 775.4643743482.

The spelling of 466321621 in words is "four hundred sixty-six million, three hundred twenty-one thousand, six hundred twenty-one".