2242494 has 48 divisors (see below), whose sum is σ = 5241600. Its totient is φ = 690768.

The previous prime is 2242469. The next prime is 2242517. The reversal of 2242494 is 4942422.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26977 + ... + 27059.

It is an arithmetic number, because the mean of its divisors is an integer number (109200).

2^2242494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2242494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2620800).

2242494 is an abundant number, since it is smaller than the sum of its proper divisors (2999106).

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

2242494 is a wasteful number, since it uses less digits than its factorization.

2242494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189 (or 186 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 2242494 is about 1497.4959098442. The cubic root of 2242494 is about 130.8911941549.

The spelling of 2242494 in words is "two million, two hundred forty-two thousand, four hundred ninety-four".