10398581 has 8 divisors (see below), whose sum is σ = 10579680. Its totient is φ = 10219248.

The previous prime is 10398527. The next prime is 10398587. The reversal of 10398581 is 18589301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10398581 is a prime.

It is a super-2 number, since 2×10398581² = 216260973627122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10398587) 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, 16490 + ... + 17108.

It is an arithmetic number, because the mean of its divisors is an integer number (1322460).

Almost surely, 2^10398581 is an apocalyptic number.

It is an amenable number.

10398581 is a deficient number, since it is larger than the sum of its proper divisors (181099).

10398581 is a wasteful number, since it uses less digits than its factorization.

10398581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883.

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 10398581 is about 3224.6830852039. The cubic root of 10398581 is about 218.2686486831.

The spelling of 10398581 in words is "ten million, three hundred ninety-eight thousand, five hundred eighty-one".