3613802 has 4 divisors (see below), whose sum is σ = 5420706. Its totient is φ = 1806900.

The previous prime is 3613789. The next prime is 3613807. The reversal of 3613802 is 2083163.

3613802 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 1901²+1.

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

It can be written as a sum of positive squares in only one way, i.e., 3613801 + 1 = 1901^2 + 1^2 .

It is not an unprimeable number, because it can be changed into a prime (3613807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 903449 + ... + 903452.

Almost surely, 2^3613802 is an apocalyptic number.

3613802 is a deficient number, since it is larger than the sum of its proper divisors (1806904).

3613802 is a wasteful number, since it uses less digits than its factorization.

3613802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806903.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 3613802 is about 1901.0002630194. Note that the first 3 decimals coincide. The cubic root of 3613802 is about 153.4574997194.

Adding to 3613802 its reverse (2083163), we get a palindrome (5696965).

The spelling of 3613802 in words is "three million, six hundred thirteen thousand, eight hundred two".