3736081 has 2 divisors, whose sum is σ = 3736082. Its totient is φ = 3736080.

The previous prime is 3736069. The next prime is 3736087. The reversal of 3736081 is 1806373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3671056 + 65025 = 1916^2 + 255^2 .

It is an emirp because it is prime and its reverse (1806373) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3736081 - 2⁵ = 3736049 is a prime.

It is a super-2 number, since 2×3736081² = 27916602477122, which contains 22 as substring.

3736081 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3736087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1868040 + 1868041.

It is an arithmetic number, because the mean of its divisors is an integer number (1868041).

Almost surely, 2^3736081 is an apocalyptic number.

It is an amenable number.

3736081 is a deficient number, since it is larger than the sum of its proper divisors (1).

3736081 is an equidigital number, since it uses as much as digits as its factorization.

3736081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 3736081 is about 1932.8944616818. The cubic root of 3736081 is about 155.1691666748.

The spelling of 3736081 in words is "three million, seven hundred thirty-six thousand, eighty-one".