40635254 has 16 divisors (see below), whose sum is σ = 66597120. Its totient is φ = 18441960.

The previous prime is 40635241. The next prime is 40635263. The reversal of 40635254 is 45253604.

40635254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 20687 + ... + 22565.

It is an arithmetic number, because the mean of its divisors is an integer number (4162320).

Almost surely, 2^40635254 is an apocalyptic number.

40635254 is a deficient number, since it is larger than the sum of its proper divisors (25961866).

40635254 is a wasteful number, since it uses less digits than its factorization.

40635254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 40635254 is about 6374.5787311790. The cubic root of 40635254 is about 343.7961373224.

Adding to 40635254 its reverse (45253604), we get a palindrome (85888858).

The spelling of 40635254 in words is "forty million, six hundred thirty-five thousand, two hundred fifty-four".