3525642 has 12 divisors (see below), whose sum is σ = 7638930. Its totient is φ = 1175208.

The previous prime is 3525637. The next prime is 3525671. The reversal of 3525642 is 2465253.

It can be written as a sum of positive squares in only one way, i.e., 2313441 + 1212201 = 1521^2 + 1101^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 97917 + ... + 97952.

Almost surely, 2^3525642 is an apocalyptic number.

3525642 is an abundant number, since it is smaller than the sum of its proper divisors (4113288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3525642 is a wasteful number, since it uses less digits than its factorization.

3525642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195877 (or 195874 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 3525642 is about 1877.6692999567. The cubic root of 3525642 is about 152.1993287499.

The spelling of 3525642 in words is "three million, five hundred twenty-five thousand, six hundred forty-two".