40332384 has 48 divisors (see below), whose sum is σ = 117638640. Its totient is φ = 13443840.

The previous prime is 40332377. The next prime is 40332419. The reversal of 40332384 is 48323304.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22477 + ... + 24204.

It is an arithmetic number, because the mean of its divisors is an integer number (2450805).

Almost surely, 2^40332384 is an apocalyptic number.

It is an amenable number.

40332384 is an abundant number, since it is smaller than the sum of its proper divisors (77306256).

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

40332384 is a wasteful number, since it uses less digits than its factorization.

40332384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46700 (or 46686 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 40332384 is about 6350.7782200294. The cubic root of 40332384 is about 342.9398586143.

Adding to 40332384 its reverse (48323304), we get a palindrome (88655688).

The spelling of 40332384 in words is "forty million, three hundred thirty-two thousand, three hundred eighty-four".