2126430 has 24 divisors (see below), whose sum is σ = 5528952. Its totient is φ = 567024.

The previous prime is 2126429. The next prime is 2126431. The reversal of 2126430 is 346212.

It is a happy number.

2126430 is a `hidden beast` number, since 21 + 2 + 643 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (2126429) and next prime (2126431).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11724 + ... + 11903.

It is an arithmetic number, because the mean of its divisors is an integer number (230373).

2^2126430 is an apocalyptic number.

2126430 is an abundant number, since it is smaller than the sum of its proper divisors (3402522).

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

2126430 is a wasteful number, since it uses less digits than its factorization.

2126430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23640 (or 23637 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2126430 is about 1458.2283771755. The cubic root of 2126430 is about 128.5929117541.

It can be divided in two parts, 2126 and 430, that added together give a triangular number (2556 = T₇₁).

The spelling of 2126430 in words is "two million, one hundred twenty-six thousand, four hundred thirty".