849278 has 4 divisors (see below), whose sum is σ = 1273920. Its totient is φ = 424638.

The previous prime is 849271. The next prime is 849301. The reversal of 849278 is 872948.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212318 + ... + 212321.

It is an arithmetic number, because the mean of its divisors is an integer number (318480).

2⁸⁴⁹²⁷⁸ is an apocalyptic number.

849278 is a deficient number, since it is larger than the sum of its proper divisors (424642).

849278 is a wasteful number, since it uses less digits than its factorization.

849278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424641.

The product of its digits is 32256, while the sum is 38.

The square root of 849278 is about 921.5628030688. The cubic root of 849278 is about 94.6999954282.

The spelling of 849278 in words is "eight hundred forty-nine thousand, two hundred seventy-eight".