2490022 has 8 divisors (see below), whose sum is σ = 3742200. Its totient is φ = 1242624.

The previous prime is 2489999. The next prime is 2490023. The reversal of 2490022 is 2200942.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729 + ... + 2347.

It is an arithmetic number, because the mean of its divisors is an integer number (467775).

2^2490022 is an apocalyptic number.

2490022 is a deficient number, since it is larger than the sum of its proper divisors (1252178).

2490022 is a wasteful number, since it uses less digits than its factorization.

2490022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2490022 is about 1577.9803547573. The cubic root of 2490022 is about 135.5400770147.

Adding to 2490022 its reverse (2200942), we get a palindrome (4690964).

The spelling of 2490022 in words is "two million, four hundred ninety thousand, twenty-two".