417340253 has 12 divisors (see below), whose sum is σ = 465585120. Its totient is φ = 373730280.

The previous prime is 417340249. The next prime is 417340291. The reversal of 417340253 is 352043714.

It is a happy number.

It is not a de Polignac number, because 417340253 - 2² = 417340249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (417340153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17633 + ... + 33846.

It is an arithmetic number, because the mean of its divisors is an integer number (38798760).

Almost surely, 2^417340253 is an apocalyptic number.

It is an amenable number.

417340253 is a deficient number, since it is larger than the sum of its proper divisors (48244867).

417340253 is a wasteful number, since it uses less digits than its factorization.

417340253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51568 (or 51557 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 417340253 is about 20428.9072884479. The cubic root of 417340253 is about 747.3030561347.

Adding to 417340253 its reverse (352043714), we get a palindrome (769383967).

The spelling of 417340253 in words is "four hundred seventeen million, three hundred forty thousand, two hundred fifty-three".