3564431 has 4 divisors (see below), whose sum is σ = 3838632. Its totient is φ = 3290232.

The previous prime is 3564397. The next prime is 3564437. The reversal of 3564431 is 1344653.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1344653 = 43 ⋅31271.

It is a cyclic number.

It is not a de Polignac number, because 3564431 - 2¹⁰ = 3563407 is a prime.

It is a super-2 number, since 2×3564431² = 25410336707522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3564431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3564437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137081 + ... + 137106.

It is an arithmetic number, because the mean of its divisors is an integer number (959658).

Almost surely, 2^3564431 is an apocalyptic number.

3564431 is a deficient number, since it is larger than the sum of its proper divisors (274201).

3564431 is a wasteful number, since it uses less digits than its factorization.

3564431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274200.

The product of its digits is 4320, while the sum is 26.

The square root of 3564431 is about 1887.9700739154. The cubic root of 3564431 is about 152.7554582442.

The spelling of 3564431 in words is "three million, five hundred sixty-four thousand, four hundred thirty-one".