40534100 has 18 divisors (see below), whose sum is σ = 87959214. Its totient is φ = 16213600.

The previous prime is 40534099. The next prime is 40534127. The reversal of 40534100 is 143504.

It can be written as a sum of positive squares in 3 ways, for example, as 11847364 + 28686736 = 3442^2 + 5356^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 202571 + ... + 202770.

It is an arithmetic number, because the mean of its divisors is an integer number (4886623).

Almost surely, 2^40534100 is an apocalyptic number.

It is an amenable number.

40534100 is an abundant number, since it is smaller than the sum of its proper divisors (47425114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40534100 is a wasteful number, since it uses less digits than its factorization.

40534100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405355 (or 405348 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 40534100 is about 6366.6396159984. The cubic root of 40534100 is about 343.5106278410.

Adding to 40534100 its reverse (143504), we get a palindrome (40677604).

The spelling of 40534100 in words is "forty million, five hundred thirty-four thousand, one hundred".