3525665 has 16 divisors (see below), whose sum is σ = 4971456. Its totient is φ = 2366400.

The previous prime is 3525637. The next prime is 3525671. The reversal of 3525665 is 5665253.

It is a de Polignac number, because none of the positive numbers 2^k-3525665 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1751 + ... + 3180.

It is an arithmetic number, because the mean of its divisors is an integer number (310716).

Almost surely, 2^3525665 is an apocalyptic number.

It is an amenable number.

3525665 is a deficient number, since it is larger than the sum of its proper divisors (1445791).

3525665 is a wasteful number, since it uses less digits than its factorization.

3525665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960.

The product of its digits is 27000, while the sum is 32.

The square root of 3525665 is about 1877.6754245609. The cubic root of 3525665 is about 152.1996597134.

The spelling of 3525665 in words is "three million, five hundred twenty-five thousand, six hundred sixty-five".