3537945 has 32 divisors (see below), whose sum is σ = 6393600. Its totient is φ = 1855872.

The previous prime is 3537943. The next prime is 3537949. The reversal of 3537945 is 5497353.

It is not a de Polignac number, because 3537945 - 2¹ = 3537943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3537943) 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 31 ways as a sum of consecutive naturals, for example, 9676 + ... + 10034.

It is an arithmetic number, because the mean of its divisors is an integer number (199800).

Almost surely, 2^3537945 is an apocalyptic number.

It is an amenable number.

3537945 is a deficient number, since it is larger than the sum of its proper divisors (2855655).

3537945 is a wasteful number, since it uses less digits than its factorization.

3537945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 440 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 3537945 is about 1880.9425828557. The cubic root of 3537945 is about 152.3761603233.

The spelling of 3537945 in words is "three million, five hundred thirty-seven thousand, nine hundred forty-five".