40853138 has 8 divisors (see below), whose sum is σ = 62774460. Its totient is φ = 19928320.

The previous prime is 40853107. The next prime is 40853147. The reversal of 40853138 is 83135804.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35438209 + 5414929 = 5953^2 + 2327^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249023 + ... + 249186.

Almost surely, 2^40853138 is an apocalyptic number.

40853138 is a deficient number, since it is larger than the sum of its proper divisors (21921322).

40853138 is a wasteful number, since it uses less digits than its factorization.

40853138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498252.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 40853138 is about 6391.6459538995. The cubic root of 40853138 is about 344.4095143289.

The spelling of 40853138 in words is "forty million, eight hundred fifty-three thousand, one hundred thirty-eight".