3611849 has 2 divisors, whose sum is σ = 3611850. Its totient is φ = 3611848.

The previous prime is 3611833. The next prime is 3611869. The reversal of 3611849 is 9481163.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3610000 + 1849 = 1900^2 + 43^2 .

It is a cyclic number.

It is not a de Polignac number, because 3611849 - 2⁴ = 3611833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3611869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1805924 + 1805925.

It is an arithmetic number, because the mean of its divisors is an integer number (1805925).

Almost surely, 2^3611849 is an apocalyptic number.

It is an amenable number.

3611849 is a deficient number, since it is larger than the sum of its proper divisors (1).

3611849 is an equidigital number, since it uses as much as digits as its factorization.

3611849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The square root of 3611849 is about 1900.4865166583. The cubic root of 3611849 is about 153.4298504917.

It can be divided in two parts, 361 and 1849, that multiplied together give a square (667489 = 817²).

The spelling of 3611849 in words is "three million, six hundred eleven thousand, eight hundred forty-nine".