2359409 has 12 divisors (see below), whose sum is σ = 2670336. Its totient is φ = 2079792.

The previous prime is 2359403. The next prime is 2359429. The reversal of 2359409 is 9049532.

It is not a de Polignac number, because 2359409 - 2⁴ = 2359393 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2359403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3584 + ... + 4190.

It is an arithmetic number, because the mean of its divisors is an integer number (222528).

2^2359409 is an apocalyptic number.

It is an amenable number.

2359409 is a deficient number, since it is larger than the sum of its proper divisors (310927).

2359409 is a wasteful number, since it uses less digits than its factorization.

2359409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656 (or 643 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 2359409 is about 1536.0367834137. The cubic root of 2359409 is about 133.1274900164.

The spelling of 2359409 in words is "two million, three hundred fifty-nine thousand, four hundred nine".