10543398 has 8 divisors (see below), whose sum is σ = 21086808. Its totient is φ = 3514464.

The previous prime is 10543387. The next prime is 10543399. The reversal of 10543398 is 89334501.

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

10543398 is an admirable number.

It is a super-2 number, since 2×10543398² = 222326482772808, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10543399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878611 + ... + 878622.

It is an arithmetic number, because the mean of its divisors is an integer number (2635851).

Almost surely, 2^10543398 is an apocalyptic number.

10543398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10543398 is a wasteful number, since it uses less digits than its factorization.

10543398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757238.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 10543398 is about 3247.0599008950. The cubic root of 10543398 is about 219.2772286128.

Adding to 10543398 its reverse (89334501), we get a palindrome (99877899).

The spelling of 10543398 in words is "ten million, five hundred forty-three thousand, three hundred ninety-eight".