3318541 has 4 divisors (see below), whose sum is σ = 3322332. Its totient is φ = 3314752.

The previous prime is 3318533. The next prime is 3318547. The reversal of 3318541 is 1458133.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1458133 = 37 ⋅39409.

It can be written as a sum of positive squares in 2 ways, for example, as 3258025 + 60516 = 1805^2 + 246^2 .

It is a cyclic number.

It is not a de Polignac number, because 3318541 - 2³ = 3318533 is a prime.

It is a super-2 number, since 2×3318541² = 22025428737362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3318547) 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, 165 + ... + 2581.

It is an arithmetic number, because the mean of its divisors is an integer number (830583).

Almost surely, 2^3318541 is an apocalyptic number.

It is an amenable number.

3318541 is a deficient number, since it is larger than the sum of its proper divisors (3791).

3318541 is a wasteful number, since it uses less digits than its factorization.

3318541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3790.

The product of its digits is 1440, while the sum is 25.

The square root of 3318541 is about 1821.6863066950. The cubic root of 3318541 is about 149.1588624376.

The spelling of 3318541 in words is "three million, three hundred eighteen thousand, five hundred forty-one".