3545642 has 8 divisors (see below), whose sum is σ = 5332932. Its totient is φ = 1768000.

The previous prime is 3545629. The next prime is 3545693. The reversal of 3545642 is 2465453.

It can be written as a sum of positive squares in 2 ways, for example, as 2660161 + 885481 = 1631^2 + 941^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1409 + ... + 3012.

Almost surely, 2^3545642 is an apocalyptic number.

3545642 is a deficient number, since it is larger than the sum of its proper divisors (1787290).

3545642 is a wasteful number, since it uses less digits than its factorization.

3545642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4824.

The product of its digits is 14400, while the sum is 29.

The square root of 3545642 is about 1882.9875198737. The cubic root of 3545642 is about 152.4865812792.

The spelling of 3545642 in words is "three million, five hundred forty-five thousand, six hundred forty-two".