464021617 has 2 divisors, whose sum is σ = 464021618. Its totient is φ = 464021616.

The previous prime is 464021599. The next prime is 464021627. The reversal of 464021617 is 716120464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 443987041 + 20034576 = 21071^2 + 4476^2 .

It is a cyclic number.

It is not a de Polignac number, because 464021617 - 2¹⁹ = 463497329 is a prime.

It is a super-2 number, since 2×464021617² = 430632122086589378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (464021627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232010808 + 232010809.

It is an arithmetic number, because the mean of its divisors is an integer number (232010809).

Almost surely, 2^464021617 is an apocalyptic number.

It is an amenable number.

464021617 is a deficient number, since it is larger than the sum of its proper divisors (1).

464021617 is an equidigital number, since it uses as much as digits as its factorization.

464021617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 464021617 is about 21541.1609947096. The cubic root of 464021617 is about 774.1873504590.

The spelling of 464021617 in words is "four hundred sixty-four million, twenty-one thousand, six hundred seventeen".