3652081 has 2 divisors, whose sum is σ = 3652082. Its totient is φ = 3652080.

The previous prime is 3652067. The next prime is 3652097. The reversal of 3652081 is 1802563.

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., 2190400 + 1461681 = 1480^2 + 1209^2 .

It is a cyclic number.

It is not a de Polignac number, because 3652081 - 2⁵ = 3652049 is a prime.

It is a super-2 number, since 2×3652081² = 26675391261122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3652031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1826040 + 1826041.

It is an arithmetic number, because the mean of its divisors is an integer number (1826041).

Almost surely, 2^3652081 is an apocalyptic number.

It is an amenable number.

3652081 is a deficient number, since it is larger than the sum of its proper divisors (1).

3652081 is an equidigital number, since it uses as much as digits as its factorization.

3652081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 3652081 is about 1911.0418624405. The cubic root of 3652081 is about 153.9974278538.

The spelling of 3652081 in words is "three million, six hundred fifty-two thousand, eighty-one".