2538500 has 24 divisors (see below), whose sum is σ = 5545176. Its totient is φ = 1015200.

The previous prime is 2538499. The next prime is 2538509. The reversal of 2538500 is 58352.

It can be written as a sum of positive squares in 4 ways, for example, as 23104 + 2515396 = 152^2 + 1586^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2039 + ... + 3038.

It is an arithmetic number, because the mean of its divisors is an integer number (231049).

2^2538500 is an apocalyptic number.

2538500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2538500 is an abundant number, since it is smaller than the sum of its proper divisors (3006676).

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

2538500 is a wasteful number, since it uses less digits than its factorization.

2538500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5096 (or 5084 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2538500 is about 1593.2670836994. The cubic root of 2538500 is about 136.4140352427.

The spelling of 2538500 in words is "two million, five hundred thirty-eight thousand, five hundred".