2500530 has 32 divisors (see below), whose sum is σ = 6355584. Its totient is φ = 627456.

The previous prime is 2500529. The next prime is 2500543. The reversal of 2500530 is 350052.

2500530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1942 + ... + 2961.

It is an arithmetic number, because the mean of its divisors is an integer number (198612).

2^2500530 is an apocalyptic number.

2500530 is an abundant number, since it is smaller than the sum of its proper divisors (3855054).

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

2500530 is a wasteful number, since it uses less digits than its factorization.

2500530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4930.

The product of its (nonzero) digits is 150, while the sum is 15.

The square root of 2500530 is about 1581.3064219183. The cubic root of 2500530 is about 135.7304710943.

Adding to 2500530 its reverse (350052), we get a palindrome (2850582).

The spelling of 2500530 in words is "two million, five hundred thousand, five hundred thirty".