2309430 has 32 divisors (see below), whose sum is σ = 5785344. Its totient is φ = 588896.

The previous prime is 2309413. The next prime is 2309441. The reversal of 2309430 is 349032.

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

It is a junction number, because it is equal to n+sod(n) for n = 2309397 and 2309406.

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, 984 + ... + 2363.

It is an arithmetic number, because the mean of its divisors is an integer number (180792).

2^2309430 is an apocalyptic number.

2309430 is an abundant number, since it is smaller than the sum of its proper divisors (3475914).

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

2309430 is a wasteful number, since it uses less digits than its factorization.

2309430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3380.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 2309430 is about 1519.6808875550. The cubic root of 2309430 is about 132.1807670285.

The spelling of 2309430 in words is "two million, three hundred nine thousand, four hundred thirty".