40468906 has 16 divisors (see below), whose sum is σ = 61746048. Its totient is φ = 19890000.

The previous prime is 40468903. The next prime is 40468921. The reversal of 40468906 is 60986404.

It is not an unprimeable number, because it can be changed into a prime (40468903) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 30456 + ... + 31756.

It is an arithmetic number, because the mean of its divisors is an integer number (3859128).

Almost surely, 2^40468906 is an apocalyptic number.

40468906 is a deficient number, since it is larger than the sum of its proper divisors (21277142).

40468906 is a wasteful number, since it uses less digits than its factorization.

40468906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 40468906 is about 6361.5175862368. The cubic root of 40468906 is about 343.3263644756.

The spelling of 40468906 in words is "forty million, four hundred sixty-eight thousand, nine hundred six".