40871196 has 96 divisors (see below), whose sum is σ = 113762880. Its totient is φ = 12644352.

The previous prime is 40871191. The next prime is 40871209. The reversal of 40871196 is 69117804.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40871196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40871191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207370 + ... + 207566.

It is an arithmetic number, because the mean of its divisors is an integer number (1185030).

Almost surely, 2^40871196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40871196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56881440).

40871196 is an abundant number, since it is smaller than the sum of its proper divisors (72891684).

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

40871196 is a wasteful number, since it uses less digits than its factorization.

40871196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 40871196 is about 6393.0584230085. The cubic root of 40871196 is about 344.4602524213.

40871196 divided by its sum of digits (36) gives a palindrome (1135311).

The spelling of 40871196 in words is "forty million, eight hundred seventy-one thousand, one hundred ninety-six".