3653634 has 16 divisors (see below), whose sum is σ = 7431840. Its totient is φ = 1197120.

The previous prime is 3653603. The next prime is 3653647. The reversal of 3653634 is 4363563.

It is a d-powerful number, because it can be written as 3² + 6³ + 5⁹ + 3¹⁰ + 6⁶ + 3¹³ + 4⁴ .

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, 4807 + ... + 5514.

It is an arithmetic number, because the mean of its divisors is an integer number (464490).

Almost surely, 2^3653634 is an apocalyptic number.

3653634 is an abundant number, since it is smaller than the sum of its proper divisors (3778206).

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

3653634 is a wasteful number, since it uses less digits than its factorization.

3653634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10385.

The product of its digits is 19440, while the sum is 30.

The square root of 3653634 is about 1911.4481421163. The cubic root of 3653634 is about 154.0192532290.

The spelling of 3653634 in words is "three million, six hundred fifty-three thousand, six hundred thirty-four".