3659634 has 64 divisors (see below), whose sum is σ = 9106560. Its totient is φ = 1080000.

The previous prime is 3659629. The next prime is 3659651. The reversal of 3659634 is 4369563.

3659634 is a `hidden beast` number, since 36 + 596 + 34 = 666.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36184 + ... + 36284.

It is an arithmetic number, because the mean of its divisors is an integer number (142290).

Almost surely, 2^3659634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3659634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4553280).

3659634 is an abundant number, since it is smaller than the sum of its proper divisors (5446926).

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

3659634 is a wasteful number, since it uses less digits than its factorization.

3659634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 178 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 3659634 is about 1913.0169889470. The cubic root of 3659634 is about 154.1035172904.

It can be divided in two parts, 365 and 9634, that added together give a palindrome (9999).

The spelling of 3659634 in words is "three million, six hundred fifty-nine thousand, six hundred thirty-four".