416287 has 4 divisors (see below), whose sum is σ = 427576. Its totient is φ = 405000.

The previous prime is 416281. The next prime is 416291. The reversal of 416287 is 782614.

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

It is a cyclic number.

It is not a de Polignac number, because 416287 - 2⁷ = 416159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5589 + ... + 5662.

It is an arithmetic number, because the mean of its divisors is an integer number (106894).

2⁴¹⁶²⁸⁷ is an apocalyptic number.

416287 is a deficient number, since it is larger than the sum of its proper divisors (11289).

416287 is a wasteful number, since it uses less digits than its factorization.

416287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11288.

The product of its digits is 2688, while the sum is 28.

The square root of 416287 is about 645.2030688086. The cubic root of 416287 is about 74.6673863486.

It can be divided in two parts, 416 and 287, that added together give a triangular number (703 = T₃₇).

The spelling of 416287 in words is "four hundred sixteen thousand, two hundred eighty-seven".