2493558 has 32 divisors (see below), whose sum is σ = 5639520. Its totient is φ = 816480.

The previous prime is 2493551. The next prime is 2493559. The reversal of 2493558 is 8553942.

It is a d-powerful number, because it can be written as 2²¹ + 4⁵ + 9 + 3³ + 5⁴ + 5⁸ + 8⁴ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2493551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2916 + ... + 3672.

It is an arithmetic number, because the mean of its divisors is an integer number (176235).

2^2493558 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2493558, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2819760).

2493558 is an abundant number, since it is smaller than the sum of its proper divisors (3145962).

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

2493558 is a wasteful number, since it uses less digits than its factorization.

2493558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829 (or 823 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 2493558 is about 1579.1003767969. The cubic root of 2493558 is about 135.6042053673.

The spelling of 2493558 in words is "two million, four hundred ninety-three thousand, five hundred fifty-eight".