2522430 has 24 divisors (see below), whose sum is σ = 6558552. Its totient is φ = 672624.

The previous prime is 2522419. The next prime is 2522431. The reversal of 2522430 is 342252.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13924 + ... + 14103.

It is an arithmetic number, because the mean of its divisors is an integer number (273273).

2^2522430 is an apocalyptic number.

2522430 is an abundant number, since it is smaller than the sum of its proper divisors (4036122).

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

2522430 is a wasteful number, since it uses less digits than its factorization.

2522430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28040 (or 28037 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2522430 is about 1588.2159802747. The cubic root of 2522430 is about 136.1255688593.

Adding to 2522430 its reverse (342252), we get a palindrome (2864682).

The spelling of 2522430 in words is "two million, five hundred twenty-two thousand, four hundred thirty".