890147 has 2 divisors, whose sum is σ = 890148. Its totient is φ = 890146.

The previous prime is 890129. The next prime is 890159. The reversal of 890147 is 741098.

890147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 890147 - 2⁶ = 890083 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 890147.

It is not a weakly prime, because it can be changed into another prime (890107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 445073 + 445074.

It is an arithmetic number, because the mean of its divisors is an integer number (445074).

2⁸⁹⁰¹⁴⁷ is an apocalyptic number.

890147 is a deficient number, since it is larger than the sum of its proper divisors (1).

890147 is an equidigital number, since it uses as much as digits as its factorization.

890147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 890147 is about 943.4760198330. The cubic root of 890147 is about 96.1953127241.

The spelling of 890147 in words is "eight hundred ninety thousand, one hundred forty-seven".