35902081 has 2 divisors, whose sum is σ = 35902082. Its totient is φ = 35902080.

The previous prime is 35902067. The next prime is 35902091. The reversal of 35902081 is 18020953.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35892081 + 10000 = 5991^2 + 100^2 .

It is a cyclic number.

It is not a de Polignac number, because 35902081 - 2⁷ = 35901953 is a prime.

It is a super-2 number, since 2×35902081² = 2577918840261122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (35902051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17951040 + 17951041.

It is an arithmetic number, because the mean of its divisors is an integer number (17951041).

Almost surely, 2^35902081 is an apocalyptic number.

It is an amenable number.

35902081 is a deficient number, since it is larger than the sum of its proper divisors (1).

35902081 is an equidigital number, since it uses as much as digits as its factorization.

35902081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 35902081 is about 5991.8345270877. The cubic root of 35902081 is about 329.8930813711.

It can be divided in two parts, 3590 and 2081, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 35902081 in words is "thirty-five million, nine hundred two thousand, eighty-one".