2103550 has 12 divisors (see below), whose sum is σ = 3912696. Its totient is φ = 841400.

The previous prime is 2103523. The next prime is 2103553. The reversal of 2103550 is 553012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20986 + ... + 21085.

It is an arithmetic number, because the mean of its divisors is an integer number (326058).

2^2103550 is an apocalyptic number.

2103550 is a deficient number, since it is larger than the sum of its proper divisors (1809146).

2103550 is a wasteful number, since it uses less digits than its factorization.

2103550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42083 (or 42078 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 2103550 is about 1450.3620237720. The cubic root of 2103550 is about 128.1300354951.

Adding to 2103550 its reverse (553012), we get a palindrome (2656562).

The spelling of 2103550 in words is "two million, one hundred three thousand, five hundred fifty".