40100255 has 24 divisors (see below), whose sum is σ = 53261376. Its totient is φ = 28811520.

The previous prime is 40100239. The next prime is 40100257. The reversal of 40100255 is 55200104.

It is not a de Polignac number, because 40100255 - 2⁴ = 40100239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40100257) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109082 + ... + 109448.

It is an arithmetic number, because the mean of its divisors is an integer number (2219224).

Almost surely, 2^40100255 is an apocalyptic number.

40100255 is a deficient number, since it is larger than the sum of its proper divisors (13161121).

40100255 is a wasteful number, since it uses less digits than its factorization.

40100255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467 (or 426 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 40100255 is about 6332.4762139309. The cubic root of 40100255 is about 342.2806736886.

Adding to 40100255 its reverse (55200104), we get a palindrome (95300359).

The spelling of 40100255 in words is "forty million, one hundred thousand, two hundred fifty-five".