890546089 has 8 divisors (see below), whose sum is σ = 893599488. Its totient is φ = 887499120.

The previous prime is 890546087. The next prime is 890546119. The reversal of 890546089 is 980645098.

It is a happy number.

890546089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 890546089 - 2¹ = 890546087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890546087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497454 + ... + 499240.

It is an arithmetic number, because the mean of its divisors is an integer number (111699936).

Almost surely, 2^890546089 is an apocalyptic number.

It is an amenable number.

890546089 is a deficient number, since it is larger than the sum of its proper divisors (3053399).

890546089 is a wasteful number, since it uses less digits than its factorization.

890546089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215.

The product of its (nonzero) digits is 622080, while the sum is 49.

The square root of 890546089 is about 29842.0188492669. The cubic root of 890546089 is about 962.0968666281.

Subtracting 890546089 from its reverse (980645098), we obtain a palindrome (90099009).

The spelling of 890546089 in words is "eight hundred ninety million, five hundred forty-six thousand, eighty-nine".