40856233 has 8 divisors (see below), whose sum is σ = 46008576. Its totient is φ = 35943600.

The previous prime is 40856227. The next prime is 40856239. The reversal of 40856233 is 33265804.

It is an interprime number because it is at equal distance from previous prime (40856227) and next prime (40856239).

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

It is not a de Polignac number, because 40856233 - 2¹⁷ = 40725161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40856195 and 40856204.

It is not an unprimeable number, because it can be changed into a prime (40856239) 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, 59566 + ... + 60247.

It is an arithmetic number, because the mean of its divisors is an integer number (5751072).

Almost surely, 2^40856233 is an apocalyptic number.

It is an amenable number.

40856233 is a deficient number, since it is larger than the sum of its proper divisors (5152343).

40856233 is a wasteful number, since it uses less digits than its factorization.

40856233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119855.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 40856233 is about 6391.8880622239. Note that the first 3 decimals coincide. The cubic root of 40856233 is about 344.4182115027.

The spelling of 40856233 in words is "forty million, eight hundred fifty-six thousand, two hundred thirty-three".