40382874 has 80 divisors (see below), whose sum is σ = 104544000. Its totient is φ = 11412576.

The previous prime is 40382857. The next prime is 40382893. The reversal of 40382874 is 47828304.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 168847 + ... + 169085.

It is an arithmetic number, because the mean of its divisors is an integer number (1306800).

Almost surely, 2^40382874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40382874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52272000).

40382874 is an abundant number, since it is smaller than the sum of its proper divisors (64161126).

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

40382874 is a wasteful number, since it uses less digits than its factorization.

40382874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 40382874 is about 6354.7520801366. The cubic root of 40382874 is about 343.0829017598.

The spelling of 40382874 in words is "forty million, three hundred eighty-two thousand, eight hundred seventy-four".