40365632 has 14 divisors (see below), whose sum is σ = 80100678. Its totient is φ = 20182784.

The previous prime is 40365629. The next prime is 40365641. The reversal of 40365632 is 23656304.

40365632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 27290176 + 13075456 = 5224^2 + 3616^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40365595 and 40365604.

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 as a sum of consecutive naturals, namely, 315293 + ... + 315420.

It is an arithmetic number, because the mean of its divisors is an integer number (5721477).

Almost surely, 2^40365632 is an apocalyptic number.

It is an amenable number.

40365632 is a deficient number, since it is larger than the sum of its proper divisors (39735046).

40365632 is an equidigital number, since it uses as much as digits as its factorization.

40365632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630725 (or 630715 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 40365632 is about 6353.3953127442. The cubic root of 40365632 is about 343.0340668875.

The spelling of 40365632 in words is "forty million, three hundred sixty-five thousand, six hundred thirty-two".