10040231 has 4 divisors (see below), whose sum is σ = 10074792. Its totient is φ = 10005672.

The previous prime is 10040221. The next prime is 10040237. The reversal of 10040231 is 13204001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10040231 - 2¹⁴ = 10023847 is a prime.

It is a super-2 number, since 2×10040231² = 201612477066722, 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 (10040237) by changing a digit.

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, 16841 + ... + 17426.

It is an arithmetic number, because the mean of its divisors is an integer number (2518698).

Almost surely, 2^10040231 is an apocalyptic number.

10040231 is a deficient number, since it is larger than the sum of its proper divisors (34561).

10040231 is an equidigital number, since it uses as much as digits as its factorization.

10040231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34560.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 10040231 is about 3168.6323548181. The cubic root of 10040231 is about 215.7319992931.

Adding to 10040231 its reverse (13204001), we get a palindrome (23244232).

The spelling of 10040231 in words is "ten million, forty thousand, two hundred thirty-one".