854653 has 4 divisors (see below), whose sum is σ = 856540. Its totient is φ = 852768.

The previous prime is 854647. The next prime is 854683. The reversal of 854653 is 356458.

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 272484 + 582169 = 522^2 + 763^2 .

It is a cyclic number.

It is not a de Polignac number, because 854653 - 2⁵ = 854621 is a prime.

It is a d-powerful number, because it can be written as 8² + 5⁸ + 6⁵ + 4⁸ + 5⁸ + 3³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854683) 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, 193 + ... + 1321.

It is an arithmetic number, because the mean of its divisors is an integer number (214135).

2⁸⁵⁴⁶⁵³ is an apocalyptic number.

It is an amenable number.

854653 is a deficient number, since it is larger than the sum of its proper divisors (1887).

854653 is a wasteful number, since it uses less digits than its factorization.

854653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886.

The product of its digits is 14400, while the sum is 31.

The square root of 854653 is about 924.4744452931. The cubic root of 854653 is about 94.8993578689.

The spelling of 854653 in words is "eight hundred fifty-four thousand, six hundred fifty-three".