2421834 has 16 divisors (see below), whose sum is σ = 4874688. Its totient is φ = 802112.

The previous prime is 2421823. The next prime is 2421841. The reversal of 2421834 is 4381242.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207 + ... + 2210.

It is an arithmetic number, because the mean of its divisors is an integer number (304668).

2^2421834 is an apocalyptic number.

2421834 is an abundant number, since it is smaller than the sum of its proper divisors (2452854).

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

2421834 is a wasteful number, since it uses less digits than its factorization.

2421834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2589.

The product of its digits is 1536, while the sum is 24.

The square root of 2421834 is about 1556.2242768958. The cubic root of 2421834 is about 134.2913760574.

The spelling of 2421834 in words is "two million, four hundred twenty-one thousand, eight hundred thirty-four".