2422491 has 16 divisors (see below), whose sum is σ = 3358080. Its totient is φ = 1552320.

The previous prime is 2422489. The next prime is 2422499. The reversal of 2422491 is 1942242.

It is not a de Polignac number, because 2422491 - 2¹ = 2422489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2422499) 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, 11376 + ... + 11586.

It is an arithmetic number, because the mean of its divisors is an integer number (209880).

2^2422491 is an apocalyptic number.

2422491 is a deficient number, since it is larger than the sum of its proper divisors (935589).

2422491 is a wasteful number, since it uses less digits than its factorization.

2422491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346.

The product of its digits is 1152, while the sum is 24.

The square root of 2422491 is about 1556.4353504081. The cubic root of 2422491 is about 134.3035185710.

Subtracting from 2422491 its reverse (1942242), we obtain a square (480249 = 693²).

The spelling of 2422491 in words is "two million, four hundred twenty-two thousand, four hundred ninety-one".