416700385 has 4 divisors (see below), whose sum is σ = 500040468. Its totient is φ = 333360304.

The previous prime is 416700377. The next prime is 416700397. The reversal of 416700385 is 583007614.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 178275904 + 238424481 = 13352^2 + 15441^2 .

It is a cyclic number.

It is not a de Polignac number, because 416700385 - 2³ = 416700377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 416700385.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41670034 + ... + 41670043.

It is an arithmetic number, because the mean of its divisors is an integer number (125010117).

Almost surely, 2^416700385 is an apocalyptic number.

It is an amenable number.

416700385 is a deficient number, since it is larger than the sum of its proper divisors (83340083).

416700385 is an equidigital number, since it uses as much as digits as its factorization.

416700385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83340082.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 416700385 is about 20413.2404336009. The cubic root of 416700385 is about 746.9209379493.

Adding to 416700385 its reverse (583007614), we get a palindrome (999707999).

The spelling of 416700385 in words is "four hundred sixteen million, seven hundred thousand, three hundred eighty-five".