40853855 has 16 divisors (see below), whose sum is σ = 56139264. Its totient is φ = 27958560.

The previous prime is 40853851. The next prime is 40853861. The reversal of 40853855 is 55835804.

It is not a de Polignac number, because 40853855 - 2² = 40853851 is a prime.

It is a super-2 number, since 2×40853855² = 3338074936722050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40853851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25220 + ... + 26790.

It is an arithmetic number, because the mean of its divisors is an integer number (3508704).

Almost surely, 2^40853855 is an apocalyptic number.

40853855 is a deficient number, since it is larger than the sum of its proper divisors (15285409).

40853855 is a wasteful number, since it uses less digits than its factorization.

40853855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326.

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 40853855 is about 6391.7020424923. The cubic root of 40853855 is about 344.4115291898.

The spelling of 40853855 in words is "forty million, eight hundred fifty-three thousand, eight hundred fifty-five".