2239434 has 32 divisors (see below), whose sum is σ = 5034240. Its totient is φ = 737856.

The previous prime is 2239417. The next prime is 2239453. The reversal of 2239434 is 4349322.

It is a happy number.

2239434 is a `hidden beast` number, since 223 + 9 + 434 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2239398 and 2239407.

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, 5919 + ... + 6285.

It is an arithmetic number, because the mean of its divisors is an integer number (157320).

2^2239434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2239434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2517120).

2239434 is an abundant number, since it is smaller than the sum of its proper divisors (2794806).

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

2239434 is a wasteful number, since it uses less digits than its factorization.

2239434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 485 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 2239434 is about 1496.4738554348. The cubic root of 2239434 is about 130.8316311010.

The spelling of 2239434 in words is "two million, two hundred thirty-nine thousand, four hundred thirty-four".