417290249 has 2 divisors, whose sum is σ = 417290250. Its totient is φ = 417290248.

The previous prime is 417290243. The next prime is 417290257. The reversal of 417290249 is 942092714.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323820025 + 93470224 = 17995^2 + 9668^2 .

It is a cyclic number.

It is not a de Polignac number, because 417290249 - 2⁴ = 417290233 is a prime.

It is not a weakly prime, because it can be changed into another prime (417290243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208645124 + 208645125.

It is an arithmetic number, because the mean of its divisors is an integer number (208645125).

Almost surely, 2^417290249 is an apocalyptic number.

It is an amenable number.

417290249 is a deficient number, since it is larger than the sum of its proper divisors (1).

417290249 is an equidigital number, since it uses as much as digits as its factorization.

417290249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 417290249 is about 20427.6833977816. The cubic root of 417290249 is about 747.2732086786.

The spelling of 417290249 in words is "four hundred seventeen million, two hundred ninety thousand, two hundred forty-nine".