3613642 has 16 divisors (see below), whose sum is σ = 5690880. Its totient is φ = 1718928.

The previous prime is 3613637. The next prime is 3613663. The reversal of 3613642 is 2463163.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2959 + ... + 3997.

It is an arithmetic number, because the mean of its divisors is an integer number (355680).

Almost surely, 2^3613642 is an apocalyptic number.

3613642 is a deficient number, since it is larger than the sum of its proper divisors (2077238).

3613642 is a wasteful number, since it uses less digits than its factorization.

3613642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125.

The product of its digits is 2592, while the sum is 25.

The square root of 3613642 is about 1900.9581794453. The cubic root of 3613642 is about 153.4552349243.

The spelling of 3613642 in words is "three million, six hundred thirteen thousand, six hundred forty-two".