3641854 has 4 divisors (see below), whose sum is σ = 5462784. Its totient is φ = 1820926.

The previous prime is 3641851. The next prime is 3641857. The reversal of 3641854 is 4581463.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3641851) and next prime (3641857).

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 910462 + ... + 910465.

It is an arithmetic number, because the mean of its divisors is an integer number (1365696).

Almost surely, 2^3641854 is an apocalyptic number.

3641854 is a deficient number, since it is larger than the sum of its proper divisors (1820930).

3641854 is a wasteful number, since it uses less digits than its factorization.

3641854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820929.

The product of its digits is 11520, while the sum is 31.

The square root of 3641854 is about 1908.3642210019. The cubic root of 3641854 is about 153.8535460422.

The spelling of 3641854 in words is "three million, six hundred forty-one thousand, eight hundred fifty-four".