2492658 has 48 divisors (see below), whose sum is σ = 6279936. Its totient is φ = 699840.

The previous prime is 2492657. The next prime is 2492701. The reversal of 2492658 is 8562942.

It is a happy number.

It is a d-powerful number, because it can be written as 2¹¹ + 4⁹ + 9² + 2¹⁷ + 6² + 5³ + 8⁷ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2492657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9063 + ... + 9333.

It is an arithmetic number, because the mean of its divisors is an integer number (130832).

2^2492658 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2492658, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3139968).

2492658 is an abundant number, since it is smaller than the sum of its proper divisors (3787278).

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

2492658 is a wasteful number, since it uses less digits than its factorization.

2492658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359 (or 356 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 2492658 is about 1578.8153786938. The cubic root of 2492658 is about 135.5878888601.

The spelling of 2492658 in words is "two million, four hundred ninety-two thousand, six hundred fifty-eight".