2609189 has 8 divisors (see below), whose sum is σ = 2970432. Its totient is φ = 2268640.

The previous prime is 2609171. The next prime is 2609207. The reversal of 2609189 is 9819062.

It is an interprime number because it is at equal distance from previous prime (2609171) and next prime (2609207).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2609189 - 2⁸ = 2608933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2609489) 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, 4904 + ... + 5409.

It is an arithmetic number, because the mean of its divisors is an integer number (371304).

2^2609189 is an apocalyptic number.

It is an amenable number.

2609189 is a deficient number, since it is larger than the sum of its proper divisors (361243).

2609189 is a wasteful number, since it uses less digits than its factorization.

2609189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10347.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 2609189 is about 1615.2984244405. The cubic root of 2609189 is about 137.6686899302.

It can be divided in two parts, 260 and 9189, that added together give a palindrome (9449).

The spelling of 2609189 in words is "two million, six hundred nine thousand, one hundred eighty-nine".