40252235 has 8 divisors (see below), whose sum is σ = 48359376. Its totient is φ = 32164000.

The previous prime is 40252213. The next prime is 40252307. The reversal of 40252235 is 53225204.

40252235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 40252235 - 2¹² = 40248139 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 40252235.

It is an unprimeable number.

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, 485 + ... + 8985.

It is an arithmetic number, because the mean of its divisors is an integer number (6044922).

Almost surely, 2^40252235 is an apocalyptic number.

40252235 is a deficient number, since it is larger than the sum of its proper divisors (8107141).

40252235 is an equidigital number, since it uses as much as digits as its factorization.

40252235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9453.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 40252235 is about 6344.4649104554. The cubic root of 40252235 is about 342.7125432318.

Adding to 40252235 its reverse (53225204), we get a palindrome (93477439).

The spelling of 40252235 in words is "forty million, two hundred fifty-two thousand, two hundred thirty-five".