56967638 has 16 divisors (see below), whose sum is σ = 105171360. Its totient is φ = 22536576.

The previous prime is 56967637. The next prime is 56967649. The reversal of 56967638 is 83676965.

56967638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56967637) 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 7 ways as a sum of consecutive naturals, for example, 156323 + ... + 156686.

It is an arithmetic number, because the mean of its divisors is an integer number (6573210).

Almost surely, 2^56967638 is an apocalyptic number.

56967638 is a deficient number, since it is larger than the sum of its proper divisors (48203722).

56967638 is a wasteful number, since it uses less digits than its factorization.

56967638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313031.

The product of its digits is 1632960, while the sum is 50.

The square root of 56967638 is about 7547.6909051709. The cubic root of 56967638 is about 384.7772658929. Note that the first 3 decimals are identical.

The spelling of 56967638 in words is "fifty-six million, nine hundred sixty-seven thousand, six hundred thirty-eight".