416857253 has 4 divisors (see below), whose sum is σ = 418280268. Its totient is φ = 415434240.

The previous prime is 416857237. The next prime is 416857277. The reversal of 416857253 is 352758614.

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 394936129 + 21921124 = 19873^2 + 4682^2 .

It is a cyclic number.

It is not a de Polignac number, because 416857253 - 2⁴ = 416857237 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 416857253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416857453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711068 + ... + 711653.

It is an arithmetic number, because the mean of its divisors is an integer number (104570067).

Almost surely, 2^416857253 is an apocalyptic number.

It is an amenable number.

416857253 is a deficient number, since it is larger than the sum of its proper divisors (1423015).

416857253 is a wasteful number, since it uses less digits than its factorization.

416857253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423014.

The product of its digits is 201600, while the sum is 41.

The square root of 416857253 is about 20417.0823821622. The cubic root of 416857253 is about 747.0146530007.

The spelling of 416857253 in words is "four hundred sixteen million, eight hundred fifty-seven thousand, two hundred fifty-three".