3522147 has 4 divisors (see below), whose sum is σ = 4696200. Its totient is φ = 2348096.

The previous prime is 3522139. The next prime is 3522157. The reversal of 3522147 is 7412253.

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

It is a cyclic number.

It is not a de Polignac number, because 3522147 - 2³ = 3522139 is a prime.

It is a D-number.

3522147 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3522157) 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, 587022 + ... + 587027.

It is an arithmetic number, because the mean of its divisors is an integer number (1174050).

Almost surely, 2^3522147 is an apocalyptic number.

3522147 is a deficient number, since it is larger than the sum of its proper divisors (1174053).

3522147 is a wasteful number, since it uses less digits than its factorization.

3522147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174052.

The product of its digits is 1680, while the sum is 24.

The square root of 3522147 is about 1876.7383941296. The cubic root of 3522147 is about 152.1490199435.

The spelling of 3522147 in words is "three million, five hundred twenty-two thousand, one hundred forty-seven".