2542622 has 24 divisors (see below), whose sum is σ = 4177656. Its totient is φ = 1159808.

The previous prime is 2542621. The next prime is 2542649. The reversal of 2542622 is 2262452.

2542622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542621) 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 11 ways as a sum of consecutive naturals, for example, 30593 + ... + 30675.

It is an arithmetic number, because the mean of its divisors is an integer number (174069).

2^2542622 is an apocalyptic number.

2542622 is a deficient number, since it is larger than the sum of its proper divisors (1635034).

2542622 is a wasteful number, since it uses less digits than its factorization.

2542622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 155 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 2542622 is about 1594.5601274333. The cubic root of 2542622 is about 136.4878313921.

The spelling of 2542622 in words is "two million, five hundred forty-two thousand, six hundred twenty-two".