2124847 has 4 divisors (see below), whose sum is σ = 2249856. Its totient is φ = 1999840.

The previous prime is 2124841. The next prime is 2124853. The reversal of 2124847 is 7484212.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2124841) and next prime (2124853).

It is a cyclic number.

It is not a de Polignac number, because 2124847 - 2³ = 2124839 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 (2124841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62479 + ... + 62512.

It is an arithmetic number, because the mean of its divisors is an integer number (562464).

2^2124847 is an apocalyptic number.

2124847 is a deficient number, since it is larger than the sum of its proper divisors (125009).

2124847 is a wasteful number, since it uses less digits than its factorization.

2124847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125008.

The product of its digits is 3584, while the sum is 28.

The square root of 2124847 is about 1457.6854941996. The cubic root of 2124847 is about 128.5609939209.

The spelling of 2124847 in words is "two million, one hundred twenty-four thousand, eight hundred forty-seven".