40434233 has 8 divisors (see below), whose sum is σ = 47285568. Its totient is φ = 33851664.

The previous prime is 40434227. The next prime is 40434281. The reversal of 40434233 is 33243404.

It is a happy number.

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

It is not a de Polignac number, because 40434233 - 2⁴ = 40434217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40434199 and 40434208.

It is not an unprimeable number, because it can be changed into a prime (40434203) 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, 66866 + ... + 67467.

It is an arithmetic number, because the mean of its divisors is an integer number (5910696).

Almost surely, 2^40434233 is an apocalyptic number.

40434233 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

40434233 is a deficient number, since it is larger than the sum of its proper divisors (6851335).

40434233 is a wasteful number, since it uses less digits than its factorization.

40434233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134383.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 40434233 is about 6358.7917877534. The cubic root of 40434233 is about 343.2282845950.

Adding to 40434233 its reverse (33243404), we get a palindrome (73677637).

The spelling of 40434233 in words is "forty million, four hundred thirty-four thousand, two hundred thirty-three".