3546745 has 4 divisors (see below), whose sum is σ = 4256100. Its totient is φ = 2837392.

The previous prime is 3546743. The next prime is 3546757. The reversal of 3546745 is 5476453.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5476453 = 449 ⋅12197.

It can be written as a sum of positive squares in 2 ways, for example, as 2301289 + 1245456 = 1517^2 + 1116^2 .

It is a cyclic number.

It is not a de Polignac number, because 3546745 - 2¹ = 3546743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3546745.

It is not an unprimeable number, because it can be changed into a prime (3546743) 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, 354670 + ... + 354679.

It is an arithmetic number, because the mean of its divisors is an integer number (1064025).

Almost surely, 2^3546745 is an apocalyptic number.

It is an amenable number.

3546745 is a deficient number, since it is larger than the sum of its proper divisors (709355).

3546745 is an equidigital number, since it uses as much as digits as its factorization.

3546745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709354.

The product of its digits is 50400, while the sum is 34.

The square root of 3546745 is about 1883.2803827365. The cubic root of 3546745 is about 152.5023917926.

The spelling of 3546745 in words is "three million, five hundred forty-six thousand, seven hundred forty-five".