40521752 has 16 divisors (see below), whose sum is σ = 76111440. Its totient is φ = 20225376.

The previous prime is 40521721. The next prime is 40521769. The reversal of 40521752 is 25712504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 773 + ... + 9035.

It is an arithmetic number, because the mean of its divisors is an integer number (4756965).

Almost surely, 2^40521752 is an apocalyptic number.

It is an amenable number.

40521752 is a deficient number, since it is larger than the sum of its proper divisors (35589688).

40521752 is a wasteful number, since it uses less digits than its factorization.

40521752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8882 (or 8878 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 40521752 is about 6365.6697997933. The cubic root of 40521752 is about 343.4757428098.

The spelling of 40521752 in words is "forty million, five hundred twenty-one thousand, seven hundred fifty-two".