2103430 has 32 divisors (see below), whose sum is σ = 4377600. Its totient is φ = 712800.

The previous prime is 2103407. The next prime is 2103449. The reversal of 2103430 is 343012.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2103430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10471 + ... + 10669.

It is an arithmetic number, because the mean of its divisors is an integer number (136800).

2^2103430 is an apocalyptic number.

2103430 is an abundant number, since it is smaller than the sum of its proper divisors (2274170).

2103430 is a wasteful number, since it uses less digits than its factorization.

2103430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2103430 is about 1450.3206542003. The cubic root of 2103430 is about 128.1275989955.

Adding to 2103430 its reverse (343012), we get a palindrome (2446442).

The spelling of 2103430 in words is "two million, one hundred three thousand, four hundred thirty".