3641138 has 8 divisors (see below), whose sum is σ = 5490588. Its totient is φ = 1810944.

The previous prime is 3641123. The next prime is 3641147. The reversal of 3641138 is 8311463.

It can be written as a sum of positive squares in 2 ways, for example, as 3636649 + 4489 = 1907^2 + 67^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 4331 + ... + 5102.

Almost surely, 2^3641138 is an apocalyptic number.

3641138 is a deficient number, since it is larger than the sum of its proper divisors (1849450).

3641138 is a wasteful number, since it uses less digits than its factorization.

3641138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9628.

The product of its digits is 1728, while the sum is 26.

The square root of 3641138 is about 1908.1766165636. The cubic root of 3641138 is about 153.8434626837.

The spelling of 3641138 in words is "three million, six hundred forty-one thousand, one hundred thirty-eight".