40384050 has 48 divisors (see below), whose sum is σ = 114462912. Its totient is φ = 9230400.

The previous prime is 40384033. The next prime is 40384051. The reversal of 40384050 is 5048304.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40384050.

It is not an unprimeable number, because it can be changed into a prime (40384051) 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 23 ways as a sum of consecutive naturals, for example, 18181 + ... + 20280.

It is an arithmetic number, because the mean of its divisors is an integer number (2384644).

Almost surely, 2^40384050 is an apocalyptic number.

40384050 is an abundant number, since it is smaller than the sum of its proper divisors (74078862).

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

40384050 is a wasteful number, since it uses less digits than its factorization.

40384050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38483 (or 38478 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40384050 is about 6354.8446086431. The cubic root of 40384050 is about 343.0862320625.

The spelling of 40384050 in words is "forty million, three hundred eighty-four thousand, fifty".