416784493 has 2 divisors, whose sum is σ = 416784494. Its totient is φ = 416784492.

The previous prime is 416784481. The next prime is 416784503. The reversal of 416784493 is 394487614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 276290884 + 140493609 = 16622^2 + 11853^2 .

It is a cyclic number.

It is not a de Polignac number, because 416784493 - 2¹⁷ = 416653421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (416784443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208392246 + 208392247.

It is an arithmetic number, because the mean of its divisors is an integer number (208392247).

Almost surely, 2^416784493 is an apocalyptic number.

It is an amenable number.

416784493 is a deficient number, since it is larger than the sum of its proper divisors (1).

416784493 is an equidigital number, since it uses as much as digits as its factorization.

416784493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 46.

The square root of 416784493 is about 20415.3004631330. The cubic root of 416784493 is about 746.9711881228.

The spelling of 416784493 in words is "four hundred sixteen million, seven hundred eighty-four thousand, four hundred ninety-three".