40719384 has 96 divisors (see below), whose sum is σ = 117112320. Its totient is φ = 12754368.

The previous prime is 40719377. The next prime is 40719401. The reversal of 40719384 is 48391704.

It is a happy number.

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

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 110769 + ... + 111135.

It is an arithmetic number, because the mean of its divisors is an integer number (1219920).

Almost surely, 2^40719384 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 40719384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58556160).

40719384 is an abundant number, since it is smaller than the sum of its proper divisors (76392936).

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

40719384 is a wasteful number, since it uses less digits than its factorization.

40719384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 40719384 is about 6381.1741866211. The cubic root of 40719384 is about 344.0332354764.

It can be divided in two parts, 407 and 19384, that added together give a palindrome (19791).

The spelling of 40719384 in words is "forty million, seven hundred nineteen thousand, three hundred eighty-four".