3641694 has 32 divisors (see below), whose sum is σ = 8595456. Its totient is φ = 1006560.

The previous prime is 3641653. The next prime is 3641707. The reversal of 3641694 is 4961463.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97 + ... + 2700.

It is an arithmetic number, because the mean of its divisors is an integer number (268608).

Almost surely, 2^3641694 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3641694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4297728).

3641694 is an abundant number, since it is smaller than the sum of its proper divisors (4953762).

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

3641694 is a wasteful number, since it uses less digits than its factorization.

3641694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840.

The product of its digits is 15552, while the sum is 33.

The square root of 3641694 is about 1908.3222998225. The cubic root of 3641694 is about 153.8512928924.

It can be divided in two parts, 364 and 1694, that multiplied together give a palindrome (616616).

The spelling of 3641694 in words is "three million, six hundred forty-one thousand, six hundred ninety-four".