2520650 has 24 divisors (see below), whose sum is σ = 5115744. Its totient is φ = 916400.

The previous prime is 2520649. The next prime is 2520659. The reversal of 2520650 is 560252.

It is a happy number.

2520650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520659) 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, 1742 + ... + 2841.

It is an arithmetic number, because the mean of its divisors is an integer number (213156).

2^2520650 is an apocalyptic number.

2520650 is an abundant number, since it is smaller than the sum of its proper divisors (2595094).

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

2520650 is a wasteful number, since it uses less digits than its factorization.

2520650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606 (or 4601 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2520650 is about 1587.6555041948. The cubic root of 2520650 is about 136.0935414716.

The spelling of 2520650 in words is "two million, five hundred twenty thousand, six hundred fifty".