3435021 has 32 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 2136960.

The previous prime is 3435011. The next prime is 3435059. The reversal of 3435021 is 1205343.

3435021 = T₁₉₈ + T₁₉₉ + ... + T₃₀₄.

It is a de Polignac number, because none of the positive numbers 2^k-3435021 is a prime.

It is a Curzon number.

3435021 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3434985 and 3435003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3435011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32050 + ... + 32156.

It is an arithmetic number, because the mean of its divisors is an integer number (170100).

Almost surely, 2^3435021 is an apocalyptic number.

It is an amenable number.

3435021 is a deficient number, since it is larger than the sum of its proper divisors (2008179).

3435021 is a wasteful number, since it uses less digits than its factorization.

3435021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3435021 is about 1853.3809646157. The cubic root of 3435021 is about 150.8839802921.

The spelling of 3435021 in words is "three million, four hundred thirty-five thousand, twenty-one".