466209749 has 2 divisors, whose sum is σ = 466209750. Its totient is φ = 466209748.

The previous prime is 466209739. The next prime is 466209769. The reversal of 466209749 is 947902664.

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., 443102500 + 23107249 = 21050^2 + 4807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-466209749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (466209719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233104874 + 233104875.

It is an arithmetic number, because the mean of its divisors is an integer number (233104875).

Almost surely, 2^466209749 is an apocalyptic number.

It is an amenable number.

466209749 is a deficient number, since it is larger than the sum of its proper divisors (1).

466209749 is an equidigital number, since it uses as much as digits as its factorization.

466209749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 466209749 is about 21591.8908157669. The cubic root of 466209749 is about 775.4023572875.

The spelling of 466209749 in words is "four hundred sixty-six million, two hundred nine thousand, seven hundred forty-nine".