416499997 has 2 divisors, whose sum is σ = 416499998. Its totient is φ = 416499996.

The previous prime is 416499991. The next prime is 416500027. The reversal of 416499997 is 799994614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 285305881 + 131194116 = 16891^2 + 11454^2 .

It is a cyclic number.

It is not a de Polignac number, because 416499997 - 2³ = 416499989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (416499991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208249998 + 208249999.

It is an arithmetic number, because the mean of its divisors is an integer number (208249999).

Almost surely, 2^416499997 is an apocalyptic number.

It is an amenable number.

416499997 is a deficient number, since it is larger than the sum of its proper divisors (1).

416499997 is an equidigital number, since it uses as much as digits as its factorization.

416499997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4408992, while the sum is 58.

The square root of 416499997 is about 20408.3315584592. The cubic root of 416499997 is about 746.8011892465.

The spelling of 416499997 in words is "four hundred sixteen million, four hundred ninety-nine thousand, nine hundred ninety-seven".