40528344 has 16 divisors (see below), whose sum is σ = 101320920. Its totient is φ = 13509440.

The previous prime is 40528333. The next prime is 40528361. The reversal of 40528344 is 44382504.

40528344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 844317 + ... + 844364.

Almost surely, 2^40528344 is an apocalyptic number.

It is an amenable number.

40528344 is an abundant number, since it is smaller than the sum of its proper divisors (60792576).

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

40528344 is a wasteful number, since it uses less digits than its factorization.

40528344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688690 (or 1688686 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 40528344 is about 6366.1875561438. The cubic root of 40528344 is about 343.4943671224.

The spelling of 40528344 in words is "forty million, five hundred twenty-eight thousand, three hundred forty-four".