3695081 has 4 divisors (see below), whose sum is σ = 3979332. Its totient is φ = 3410832.

The previous prime is 3695071. The next prime is 3695089. The reversal of 3695081 is 1805963.

3695081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 774400 + 2920681 = 880^2 + 1709^2 .

It is a cyclic number.

It is not a de Polignac number, because 3695081 - 2¹⁰ = 3694057 is a prime.

It is a super-2 number, since 2×3695081² = 27307247193122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3695089) 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 in 3 ways as a sum of consecutive naturals, for example, 142106 + ... + 142131.

It is an arithmetic number, because the mean of its divisors is an integer number (994833).

Almost surely, 2^3695081 is an apocalyptic number.

It is an amenable number.

3695081 is a deficient number, since it is larger than the sum of its proper divisors (284251).

3695081 is a wasteful number, since it uses less digits than its factorization.

3695081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284250.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 3695081 is about 1922.2593477468. The cubic root of 3695081 is about 154.5994653519.

The spelling of 3695081 in words is "three million, six hundred ninety-five thousand, eighty-one".