10321398 has 16 divisors (see below), whose sum is σ = 22936560. Its totient is φ = 3440448.

The previous prime is 10321393. The next prime is 10321403. The reversal of 10321398 is 89312301.

It is an interprime number because it is at equal distance from previous prime (10321393) and next prime (10321403).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95515 + ... + 95622.

It is an arithmetic number, because the mean of its divisors is an integer number (1433535).

Almost surely, 2^10321398 is an apocalyptic number.

10321398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

10321398 is an abundant number, since it is smaller than the sum of its proper divisors (12615162).

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

10321398 is a wasteful number, since it uses less digits than its factorization.

10321398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191148 (or 191142 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 10321398 is about 3212.6932626692. The cubic root of 10321398 is about 217.7272772864.

Adding to 10321398 its reverse (89312301), we get a palindrome (99633699).

The spelling of 10321398 in words is "ten million, three hundred twenty-one thousand, three hundred ninety-eight".