2141609 has 8 divisors (see below), whose sum is σ = 2280960. Its totient is φ = 2003776.

The previous prime is 2141603. The next prime is 2141617. The reversal of 2141609 is 9061412.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2141609 - 2⁴ = 2141593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2141603) 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, 4232 + ... + 4710.

It is an arithmetic number, because the mean of its divisors is an integer number (285120).

2^2141609 is an apocalyptic number.

It is an amenable number.

2141609 is a deficient number, since it is larger than the sum of its proper divisors (139351).

2141609 is a wasteful number, since it uses less digits than its factorization.

2141609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 2141609 is about 1463.4237253783. The cubic root of 2141609 is about 128.8981629221.

The spelling of 2141609 in words is "two million, one hundred forty-one thousand, six hundred nine".