464685653 has 2 divisors, whose sum is σ = 464685654. Its totient is φ = 464685652.

The previous prime is 464685623. The next prime is 464685673. The reversal of 464685653 is 356586464.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 446350129 + 18335524 = 21127^2 + 4282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464685653 is a prime.

It is a super-2 number, since 2×464685653² = 431865512208072818, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 464685598 and 464685607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464685623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232342826 + 232342827.

It is an arithmetic number, because the mean of its divisors is an integer number (232342827).

Almost surely, 2^464685653 is an apocalyptic number.

It is an amenable number.

464685653 is a deficient number, since it is larger than the sum of its proper divisors (1).

464685653 is an equidigital number, since it uses as much as digits as its factorization.

464685653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2073600, while the sum is 47.

The square root of 464685653 is about 21556.5686740724. The cubic root of 464685653 is about 774.5564735196.

The spelling of 464685653 in words is "four hundred sixty-four million, six hundred eighty-five thousand, six hundred fifty-three".