2322021 has 8 divisors (see below), whose sum is σ = 3334240. Its totient is φ = 1428912.

The previous prime is 2321999. The next prime is 2322031. The reversal of 2322021 is 1202232.

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

It is not a de Polignac number, because 2322021 - 2⁵ = 2321989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2321988 and 2322006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2322031) 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, 29731 + ... + 29808.

It is an arithmetic number, because the mean of its divisors is an integer number (416780).

2^2322021 is an apocalyptic number.

It is an amenable number.

2322021 is a deficient number, since it is larger than the sum of its proper divisors (1012219).

2322021 is a wasteful number, since it uses less digits than its factorization.

2322021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59555.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2322021 is about 1523.8179025067. The cubic root of 2322021 is about 132.4205480715.

Adding to 2322021 its reverse (1202232), we get a palindrome (3524253).

The spelling of 2322021 in words is "two million, three hundred twenty-two thousand, twenty-one".