2100430 has 32 divisors (see below), whose sum is σ = 3991680. Its totient is φ = 794880.

The previous prime is 2100409. The next prime is 2100451. The reversal of 2100430 is 340012.

It is an interprime number because it is at equal distance from previous prime (2100409) and next prime (2100451).

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 19216 + ... + 19324.

It is an arithmetic number, because the mean of its divisors is an integer number (124740).

2^2100430 is an apocalyptic number.

2100430 is a deficient number, since it is larger than the sum of its proper divisors (1891250).

2100430 is a wasteful number, since it uses less digits than its factorization.

2100430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2100430 is about 1449.2860311202. The cubic root of 2100430 is about 128.0666563632.

Adding to 2100430 its reverse (340012), we get a palindrome (2440442).

The spelling of 2100430 in words is "two million, one hundred thousand, four hundred thirty".