2124609 has 8 divisors (see below), whose sum is σ = 2999520. Its totient is φ = 1333056.

The previous prime is 2124601. The next prime is 2124631. The reversal of 2124609 is 9064212.

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

It is not a de Polignac number, because 2124609 - 2³ = 2124601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2124601) 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, 20779 + ... + 20880.

It is an arithmetic number, because the mean of its divisors is an integer number (374940).

2^2124609 is an apocalyptic number.

It is an amenable number.

2124609 is a deficient number, since it is larger than the sum of its proper divisors (874911).

2124609 is a wasteful number, since it uses less digits than its factorization.

2124609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41679.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 2124609 is about 1457.6038556480. The cubic root of 2124609 is about 128.5561937857.

The spelling of 2124609 in words is "two million, one hundred twenty-four thousand, six hundred nine".