3528971 has 4 divisors (see below), whose sum is σ = 3532872. Its totient is φ = 3525072.

The previous prime is 3528961. The next prime is 3528989. The reversal of 3528971 is 1798253.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3528971 - 2⁶ = 3528907 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (3528961) 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, 191 + ... + 2663.

It is an arithmetic number, because the mean of its divisors is an integer number (883218).

Almost surely, 2^3528971 is an apocalyptic number.

3528971 is a deficient number, since it is larger than the sum of its proper divisors (3901).

3528971 is a wasteful number, since it uses less digits than its factorization.

3528971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900.

The product of its digits is 15120, while the sum is 35.

The square root of 3528971 is about 1878.5555621275. Note that the first 4 decimals coincide. The cubic root of 3528971 is about 152.2472171608.

The spelling of 3528971 in words is "three million, five hundred twenty-eight thousand, nine hundred seventy-one".