2409438 has 16 divisors (see below), whose sum is σ = 4885776. Its totient is φ = 792000.

The previous prime is 2409437. The next prime is 2409467. The reversal of 2409438 is 8349042.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2409431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2313 + ... + 3188.

It is an arithmetic number, because the mean of its divisors is an integer number (305361).

2^2409438 is an apocalyptic number.

2409438 is an abundant number, since it is smaller than the sum of its proper divisors (2476338).

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

2409438 is a wasteful number, since it uses less digits than its factorization.

2409438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5579.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 2409438 is about 1552.2364510602. The cubic root of 2409438 is about 134.0618634676.

The spelling of 2409438 in words is "two million, four hundred nine thousand, four hundred thirty-eight".