2825430 has 32 divisors (see below), whose sum is σ = 6912864. Its totient is φ = 738816.

The previous prime is 2825429. The next prime is 2825447. The reversal of 2825430 is 345282.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2825430.

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, 702 + ... + 2478.

It is an arithmetic number, because the mean of its divisors is an integer number (216027).

2^2825430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2825430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3456432).

2825430 is an abundant number, since it is smaller than the sum of its proper divisors (4087434).

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

2825430 is a wasteful number, since it uses less digits than its factorization.

2825430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2825430 is about 1680.9015438151. The cubic root of 2825430 is about 141.3713865040.

The spelling of 2825430 in words is "two million, eight hundred twenty-five thousand, four hundred thirty".