40010233 has 4 divisors (see below), whose sum is σ = 40492368. Its totient is φ = 39528100.

The previous prime is 40010221. The next prime is 40010237. The reversal of 40010233 is 33201004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40010233 - 2¹³ = 40002041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40010237) 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, 240943 + ... + 241108.

It is an arithmetic number, because the mean of its divisors is an integer number (10123092).

Almost surely, 2^40010233 is an apocalyptic number.

It is an amenable number.

40010233 is a deficient number, since it is larger than the sum of its proper divisors (482135).

40010233 is an equidigital number, since it uses as much as digits as its factorization.

40010233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482134.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 40010233 is about 6325.3642582858. The cubic root of 40010233 is about 342.0243504885.

Adding to 40010233 its reverse (33201004), we get a palindrome (73211237).

The spelling of 40010233 in words is "forty million, ten thousand, two hundred thirty-three".