845494 has 16 divisors (see below), whose sum is σ = 1411200. Its totient is φ = 377280.

The previous prime is 845491. The next prime is 845531. The reversal of 845494 is 494548.

It is a d-powerful number, because it can be written as 8 + 4⁹ + 4⁹ + 5 + 9⁵ + 4⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282 + ... + 1330.

It is an arithmetic number, because the mean of its divisors is an integer number (88200).

2⁸⁴⁵⁴⁹⁴ is an apocalyptic number.

845494 is a deficient number, since it is larger than the sum of its proper divisors (565706).

845494 is a wasteful number, since it uses less digits than its factorization.

845494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095.

The product of its digits is 23040, while the sum is 34.

The square root of 845494 is about 919.5074768592. The cubic root of 845494 is about 94.5591391905.

The spelling of 845494 in words is "eight hundred forty-five thousand, four hundred ninety-four".