40319552 has 168 divisors, whose sum is σ = 107021376. Its totient is φ = 14902272.

The previous prime is 40319537. The next prime is 40319557. The reversal of 40319552 is 25591304.

It is not an unprimeable number, because it can be changed into a prime (40319557) 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, 937643 + ... + 937685.

It is an arithmetic number, because the mean of its divisors is an integer number (637032).

Almost surely, 2^40319552 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 40319552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53510688).

40319552 is an abundant number, since it is smaller than the sum of its proper divisors (66701824).

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

40319552 is a wasteful number, since it uses less digits than its factorization.

40319552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 40319552 is about 6349.7678697729. The cubic root of 40319552 is about 342.9034852702.

The spelling of 40319552 in words is "forty million, three hundred nineteen thousand, five hundred fifty-two".