8990413 has 2 divisors, whose sum is σ = 8990414. Its totient is φ = 8990412.

The previous prime is 8990411. The next prime is 8990431. The reversal of 8990413 is 3140998.

8990413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (8990431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7912969 + 1077444 = 2813^2 + 1038^2 .

It is a cyclic number.

It is not a de Polignac number, because 8990413 - 2¹ = 8990411 is a prime.

Together with 8990411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8990411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4495206 + 4495207.

It is an arithmetic number, because the mean of its divisors is an integer number (4495207).

Almost surely, 2^8990413 is an apocalyptic number.

It is an amenable number.

8990413 is a deficient number, since it is larger than the sum of its proper divisors (1).

8990413 is an equidigital number, since it uses as much as digits as its factorization.

8990413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 8990413 is about 2998.4017409280. The cubic root of 8990413 is about 207.9344976807.

The spelling of 8990413 in words is "eight million, nine hundred ninety thousand, four hundred thirteen".