40938472 has 16 divisors (see below), whose sum is σ = 78208740. Its totient is φ = 20082816.

The previous prime is 40938463. The next prime is 40938481. The reversal of 40938472 is 27483904.

It is a happy number.

40938472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40938463) and next prime (40938481).

It can be written as a sum of positive squares in 2 ways, for example, as 36072036 + 4866436 = 6006^2 + 2206^2 .

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, 47853 + ... + 48700.

Almost surely, 2^40938472 is an apocalyptic number.

It is an amenable number.

40938472 is a deficient number, since it is larger than the sum of its proper divisors (37270268).

40938472 is a wasteful number, since it uses less digits than its factorization.

40938472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96612 (or 96608 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 40938472 is about 6398.3179039494. The cubic root of 40938472 is about 344.6491483243.

The spelling of 40938472 in words is "forty million, nine hundred thirty-eight thousand, four hundred seventy-two".