40195716 has 144 divisors (see below), whose sum is σ = 114401280. Its totient is φ = 10929600.

The previous prime is 40195709. The next prime is 40195717. The reversal of 40195716 is 61759104.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (40195717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 855205 + ... + 855251.

Almost surely, 2^40195716 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 40195716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57200640).

40195716 is an abundant number, since it is smaller than the sum of its proper divisors (74205564).

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

40195716 is a wasteful number, since it uses less digits than its factorization.

40195716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 40195716 is about 6340.0091482584. The cubic root of 40195716 is about 342.5520648291.

The spelling of 40195716 in words is "forty million, one hundred ninety-five thousand, seven hundred sixteen".