40464968 has 16 divisors (see below), whose sum is σ = 75943980. Its totient is φ = 20213248.

The previous prime is 40464937. The next prime is 40464971. The reversal of 40464968 is 86946404.

It can be written as a sum of positive squares in 2 ways, for example, as 40424164 + 40804 = 6358^2 + 202^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10796 + ... + 14052.

Almost surely, 2^40464968 is an apocalyptic number.

It is an amenable number.

40464968 is a deficient number, since it is larger than the sum of its proper divisors (35479012).

40464968 is a wasteful number, since it uses less digits than its factorization.

40464968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4816 (or 4812 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 40464968 is about 6361.2080613670. The cubic root of 40464968 is about 343.3152278342.

The spelling of 40464968 in words is "forty million, four hundred sixty-four thousand, nine hundred sixty-eight".