857462 has 4 divisors (see below), whose sum is σ = 1286196. Its totient is φ = 428730.

The previous prime is 857459. The next prime is 857471. The reversal of 857462 is 264758.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 214364 + ... + 214367.

It is an arithmetic number, because the mean of its divisors is an integer number (321549).

2⁸⁵⁷⁴⁶² is an apocalyptic number.

857462 is a deficient number, since it is larger than the sum of its proper divisors (428734).

857462 is a wasteful number, since it uses less digits than its factorization.

857462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428733.

The product of its digits is 13440, while the sum is 32.

The square root of 857462 is about 925.9924405739. The cubic root of 857462 is about 95.0032131877.

Subtracting from 857462 its reverse (264758), we obtain a cube (592704 = 84³).

The spelling of 857462 in words is "eight hundred fifty-seven thousand, four hundred sixty-two".