2005494 has 16 divisors (see below), whose sum is σ = 4062720. Its totient is φ = 659880.

The previous prime is 2005489. The next prime is 2005499. The reversal of 2005494 is 4945002.

It is an interprime number because it is at equal distance from previous prime (2005489) and next prime (2005499).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005499) 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, 1642 + ... + 2589.

It is an arithmetic number, because the mean of its divisors is an integer number (253920).

2^2005494 is an apocalyptic number.

2005494 is an abundant number, since it is smaller than the sum of its proper divisors (2057226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2005494 is a wasteful number, since it uses less digits than its factorization.

2005494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4315.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2005494 is about 1416.1546525715. The cubic root of 2005494 is about 126.1073662837.

The spelling of 2005494 in words is "two million, five thousand, four hundred ninety-four".