90356941 has 2 divisors, whose sum is σ = 90356942. Its totient is φ = 90356940.

The previous prime is 90356933. The next prime is 90356957. The reversal of 90356941 is 14965309.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88266025 + 2090916 = 9395^2 + 1446^2 .

It is a cyclic number.

It is not a de Polignac number, because 90356941 - 2³ = 90356933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90356941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90356341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45178470 + 45178471.

It is an arithmetic number, because the mean of its divisors is an integer number (45178471).

Almost surely, 2^90356941 is an apocalyptic number.

It is an amenable number.

90356941 is a deficient number, since it is larger than the sum of its proper divisors (1).

90356941 is an equidigital number, since it uses as much as digits as its factorization.

90356941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 90356941 is about 9505.6268073179. The cubic root of 90356941 is about 448.7321365318.

The spelling of 90356941 in words is "ninety million, three hundred fifty-six thousand, nine hundred forty-one".