466689749 has 2 divisors, whose sum is σ = 466689750. Its totient is φ = 466689748.

The previous prime is 466689739. The next prime is 466689787. The reversal of 466689749 is 947986664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 464187025 + 2502724 = 21545^2 + 1582^2 .

It is a cyclic number.

It is not a de Polignac number, because 466689749 - 2⁴ = 466689733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (466689739) 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, 233344874 + 233344875.

It is an arithmetic number, because the mean of its divisors is an integer number (233344875).

Almost surely, 2^466689749 is an apocalyptic number.

It is an amenable number.

466689749 is a deficient number, since it is larger than the sum of its proper divisors (1).

466689749 is an equidigital number, since it uses as much as digits as its factorization.

466689749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15676416, while the sum is 59.

The square root of 466689749 is about 21603.0032402905. The cubic root of 466689749 is about 775.6683788019.

The spelling of 466689749 in words is "four hundred sixty-six million, six hundred eighty-nine thousand, seven hundred forty-nine".