3235021 has 4 divisors (see below), whose sum is σ = 3322492. Its totient is φ = 3147552.

The previous prime is 3235007. The next prime is 3235027. The reversal of 3235021 is 1205323.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2758921 + 476100 = 1661^2 + 690^2 .

It is a cyclic number.

It is not a de Polignac number, because 3235021 - 2⁷ = 3234893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3234986 and 3235004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3235027) 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, 43680 + ... + 43753.

It is an arithmetic number, because the mean of its divisors is an integer number (830623).

Almost surely, 2^3235021 is an apocalyptic number.

It is an amenable number.

3235021 is a deficient number, since it is larger than the sum of its proper divisors (87471).

3235021 is an equidigital number, since it uses as much as digits as its factorization.

3235021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87470.

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

The square root of 3235021 is about 1798.6164126906. The cubic root of 3235021 is about 147.8968876372.

It can be divided in two parts, 32 and 35021, that added together give a palindrome (35053).

The spelling of 3235021 in words is "three million, two hundred thirty-five thousand, twenty-one".