464226689 has 2 divisors, whose sum is σ = 464226690. Its totient is φ = 464226688.

The previous prime is 464226683. The next prime is 464226703. The reversal of 464226689 is 986622464.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 360696064 + 103530625 = 18992^2 + 10175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464226689 is a prime.

It is not a weakly prime, because it can be changed into another prime (464226683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232113344 + 232113345.

It is an arithmetic number, because the mean of its divisors is an integer number (232113345).

Almost surely, 2^464226689 is an apocalyptic number.

It is an amenable number.

464226689 is a deficient number, since it is larger than the sum of its proper divisors (1).

464226689 is an equidigital number, since it uses as much as digits as its factorization.

464226689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 47.

The square root of 464226689 is about 21545.9204723307. The cubic root of 464226689 is about 774.3013830529.

The spelling of 464226689 in words is "four hundred sixty-four million, two hundred twenty-six thousand, six hundred eighty-nine".