40871700 has 54 divisors (see below), whose sum is σ = 128112894. Its totient is φ = 10898880.

The previous prime is 40871683. The next prime is 40871707. The reversal of 40871700 is 717804.

It can be written as a sum of positive squares in 3 ways, for example, as 345744 + 40525956 = 588^2 + 6366^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40871707) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 21807 + ... + 23606.

It is an arithmetic number, because the mean of its divisors is an integer number (2372461).

Almost surely, 2^40871700 is an apocalyptic number.

It is an amenable number.

40871700 is an abundant number, since it is smaller than the sum of its proper divisors (87241194).

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

40871700 is a wasteful number, since it uses less digits than its factorization.

40871700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45433 (or 45423 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 40871700 is about 6393.0978406403. The cubic root of 40871700 is about 344.4616683105.

The spelling of 40871700 in words is "forty million, eight hundred seventy-one thousand, seven hundred".