10040398 has 8 divisors (see below), whose sum is σ = 15853320. Its totient is φ = 4755960.

The previous prime is 10040363. The next prime is 10040399. The reversal of 10040398 is 89304001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10040399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132073 + ... + 132148.

It is an arithmetic number, because the mean of its divisors is an integer number (1981665).

Almost surely, 2^10040398 is an apocalyptic number.

10040398 is a deficient number, since it is larger than the sum of its proper divisors (5812922).

10040398 is a wasteful number, since it uses less digits than its factorization.

10040398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264242.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 10040398 is about 3168.6587067717. The cubic root of 10040398 is about 215.7331953825.

Adding to 10040398 its reverse (89304001), we get a palindrome (99344399).

The spelling of 10040398 in words is "ten million, forty thousand, three hundred ninety-eight".