10438998 has 8 divisors (see below), whose sum is σ = 20878008. Its totient is φ = 3479664.

The previous prime is 10438973. The next prime is 10439041. The reversal of 10438998 is 89983401.

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

10438998 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 869911 + ... + 869922.

It is an arithmetic number, because the mean of its divisors is an integer number (2609751).

Almost surely, 2^10438998 is an apocalyptic number.

10438998 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.

10438998 is a wasteful number, since it uses less digits than its factorization.

10438998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739838.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 10438998 is about 3230.9438249527. The cubic root of 10438998 is about 218.5510705241.

The spelling of 10438998 in words is "ten million, four hundred thirty-eight thousand, nine hundred ninety-eight".