40484388 has 72 divisors (see below), whose sum is σ = 113481984. Its totient is φ = 11188800.

The previous prime is 40484363. The next prime is 40484399. The reversal of 40484388 is 88348404.

40484388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17118 + ... + 19338.

Almost surely, 2^40484388 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 40484388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56740992).

40484388 is an abundant number, since it is smaller than the sum of its proper divisors (72997596).

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

40484388 is a wasteful number, since it uses less digits than its factorization.

40484388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273 (or 2264 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 39.

The square root of 40484388 is about 6362.7343178857. The cubic root of 40484388 is about 343.3701404806.

The spelling of 40484388 in words is "forty million, four hundred eighty-four thousand, three hundred eighty-eight".