2529990 has 24 divisors (see below), whose sum is σ = 6578208. Its totient is φ = 674640.

The previous prime is 2529971. The next prime is 2529997. The reversal of 2529990 is 999252.

2529990 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 (2529997) 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, 13966 + ... + 14145.

It is an arithmetic number, because the mean of its divisors is an integer number (274092).

2^2529990 is an apocalyptic number.

2529990 is an abundant number, since it is smaller than the sum of its proper divisors (4048218).

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

2529990 is a wasteful number, since it uses less digits than its factorization.

2529990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28124 (or 28121 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 2529990 is about 1590.5942285825. The cubic root of 2529990 is about 136.2614276530.

The spelling of 2529990 in words is "two million, five hundred twenty-nine thousand, nine hundred ninety".