416273399 has 2 divisors, whose sum is σ = 416273400. Its totient is φ = 416273398.

The previous prime is 416273387. The next prime is 416273423. The reversal of 416273399 is 993372614.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 416273399 - 2¹² = 416269303 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (416273899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208136699 + 208136700.

It is an arithmetic number, because the mean of its divisors is an integer number (208136700).

Almost surely, 2^416273399 is an apocalyptic number.

416273399 is a deficient number, since it is larger than the sum of its proper divisors (1).

416273399 is an equidigital number, since it uses as much as digits as its factorization.

416273399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 44.

The square root of 416273399 is about 20402.7791979426. The cubic root of 416273399 is about 746.6657315792.

The spelling of 416273399 in words is "four hundred sixteen million, two hundred seventy-three thousand, three hundred ninety-nine".