3564557 has 2 divisors, whose sum is σ = 3564558. Its totient is φ = 3564556.

The previous prime is 3564553. The next prime is 3564569. The reversal of 3564557 is 7554653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2157961 + 1406596 = 1469^2 + 1186^2 .

It is an emirp because it is prime and its reverse (7554653) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3564557 - 2² = 3564553 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 3¹³ + 5 + 6² + 4⁴ + 5 + 5⁹ + 7⁵ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3564551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1782278 + 1782279.

It is an arithmetic number, because the mean of its divisors is an integer number (1782279).

Almost surely, 2^3564557 is an apocalyptic number.

It is an amenable number.

3564557 is a deficient number, since it is larger than the sum of its proper divisors (1).

3564557 is an equidigital number, since it uses as much as digits as its factorization.

3564557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63000, while the sum is 35.

The square root of 3564557 is about 1888.0034427935. The cubic root of 3564557 is about 152.7572581538.

It can be divided in two parts, 356 and 4557, that added together give a cube (4913 = 17³).

The spelling of 3564557 in words is "three million, five hundred sixty-four thousand, five hundred fifty-seven".