40864233 has 8 divisors (see below), whose sum is σ = 55752928. Its totient is φ = 26609184.

The previous prime is 40864217. The next prime is 40864237. The reversal of 40864233 is 33246804.

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

It is not a de Polignac number, because 40864233 - 2⁴ = 40864217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40864233.

It is not an unprimeable number, because it can be changed into a prime (40864237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158260 + ... + 158517.

It is an arithmetic number, because the mean of its divisors is an integer number (6969116).

Almost surely, 2^40864233 is an apocalyptic number.

40864233 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

40864233 is a deficient number, since it is larger than the sum of its proper divisors (14888695).

40864233 is a wasteful number, since it uses less digits than its factorization.

40864233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316823.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 40864233 is about 6392.5138247797. The cubic root of 40864233 is about 344.4406900466.

The spelling of 40864233 in words is "forty million, eight hundred sixty-four thousand, two hundred thirty-three".