3634642 has 8 divisors (see below), whose sum is σ = 5947632. Its totient is φ = 1652100.

The previous prime is 3634639. The next prime is 3634663. The reversal of 3634642 is 2464363.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁸ + 6⁸ + 3⁸ + 4² + 6⁸ + 4⁹ + 2⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 3634642.

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, 82584 + ... + 82627.

It is an arithmetic number, because the mean of its divisors is an integer number (743454).

Almost surely, 2^3634642 is an apocalyptic number.

3634642 is a deficient number, since it is larger than the sum of its proper divisors (2312990).

3634642 is a wasteful number, since it uses less digits than its factorization.

3634642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165224.

The product of its digits is 10368, while the sum is 28.

The square root of 3634642 is about 1906.4737081848. The cubic root of 3634642 is about 153.7519196887.

It can be divided in two parts, 363 and 4642, that added together give a palindrome (5005).

The spelling of 3634642 in words is "three million, six hundred thirty-four thousand, six hundred forty-two".