40253234 has 16 divisors (see below), whose sum is σ = 69206400. Its totient is φ = 17201184.

The previous prime is 40253233. The next prime is 40253261. The reversal of 40253234 is 43235204.

40253234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40253231) 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 7 ways as a sum of consecutive naturals, for example, 1022 + ... + 9030.

It is an arithmetic number, because the mean of its divisors is an integer number (4325400).

Almost surely, 2^40253234 is an apocalyptic number.

40253234 is a deficient number, since it is larger than the sum of its proper divisors (28953166).

40253234 is a wasteful number, since it uses less digits than its factorization.

40253234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8377.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 40253234 is about 6344.5436400107. The cubic root of 40253234 is about 342.7153784119.

Adding to 40253234 its reverse (43235204), we get a palindrome (83488438).

The spelling of 40253234 in words is "forty million, two hundred fifty-three thousand, two hundred thirty-four".