890245065 has 8 divisors (see below), whose sum is σ = 1424392128. Its totient is φ = 474797360.

The previous prime is 890245063. The next prime is 890245067. The reversal of 890245065 is 560542098.

It is an interprime number because it is at equal distance from previous prime (890245063) and next prime (890245067).

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

It is not a de Polignac number, because 890245065 - 2¹ = 890245063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (890245063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29674821 + ... + 29674850.

It is an arithmetic number, because the mean of its divisors is an integer number (178049016).

Almost surely, 2^890245065 is an apocalyptic number.

It is an amenable number.

890245065 is a deficient number, since it is larger than the sum of its proper divisors (534147063).

890245065 is a wasteful number, since it uses less digits than its factorization.

890245065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59349679.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 890245065 is about 29836.9747963831. The cubic root of 890245065 is about 961.9884511705.

The spelling of 890245065 in words is "eight hundred ninety million, two hundred forty-five thousand, sixty-five".