2500022 has 16 divisors (see below), whose sum is σ = 4307712. Its totient is φ = 1065960.

The previous prime is 2500009. The next prime is 2500027. The reversal of 2500022 is 2200052.

2500022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2500022² = 12500220000968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2499976 and 2500012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3647 + ... + 4277.

It is an arithmetic number, because the mean of its divisors is an integer number (269232).

2^2500022 is an apocalyptic number.

2500022 is a deficient number, since it is larger than the sum of its proper divisors (1807690).

2500022 is a wasteful number, since it uses less digits than its factorization.

2500022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923.

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 2500022 is about 1581.1457870797. The cubic root of 2500022 is about 135.7212789432.

Adding to 2500022 its reverse (2200052), we get a palindrome (4700074).

The spelling of 2500022 in words is "two million, five hundred thousand, twenty-two".