2353021 has 8 divisors (see below), whose sum is σ = 2718144. Its totient is φ = 2013120.

The previous prime is 2352989. The next prime is 2353027. The reversal of 2353021 is 1203532.

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 2353021 - 2⁵ = 2352989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2352986 and 2353004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2353027) 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, 6105 + ... + 6478.

It is an arithmetic number, because the mean of its divisors is an integer number (339768).

2^2353021 is an apocalyptic number.

It is an amenable number.

2353021 is a deficient number, since it is larger than the sum of its proper divisors (365123).

2353021 is a wasteful number, since it uses less digits than its factorization.

2353021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12611.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 2353021 is about 1533.9559967613. The cubic root of 2353021 is about 133.0072357418.

Adding to 2353021 its reverse (1203532), we get a palindrome (3556553).

The spelling of 2353021 in words is "two million, three hundred fifty-three thousand, twenty-one".