40945325 has 6 divisors (see below), whose sum is σ = 50772234. Its totient is φ = 32756240.

The previous prime is 40945321. The next prime is 40945337. The reversal of 40945325 is 52354904.

It is a happy number.

40945325 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 3 ways, for example, as 23716 + 40921609 = 154^2 + 6397^2 .

It is not a de Polignac number, because 40945325 - 2² = 40945321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40945291 and 40945300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40945321) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 818882 + ... + 818931.

It is an arithmetic number, because the mean of its divisors is an integer number (8462039).

Almost surely, 2^40945325 is an apocalyptic number.

It is an amenable number.

40945325 is a deficient number, since it is larger than the sum of its proper divisors (9826909).

40945325 is a wasteful number, since it uses less digits than its factorization.

40945325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637823 (or 1637818 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 40945325 is about 6398.8534129170. The cubic root of 40945325 is about 344.6683783926.

The spelling of 40945325 in words is "forty million, nine hundred forty-five thousand, three hundred twenty-five".