67364644 has 12 divisors (see below), whose sum is σ = 118137600. Its totient is φ = 33611048.

The previous prime is 67364641. The next prime is 67364653. The reversal of 67364644 is 44646376.

67364644 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×67364644² = 9075990522493472, which contains 22 as substring.

67364644 is strictly pandigital in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 67364597 and 67364606.

It is not an unprimeable number, because it can be changed into a prime (67364641) 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 3 ways as a sum of consecutive naturals, for example, 15664 + ... + 19495.

It is an arithmetic number, because the mean of its divisors is an integer number (9844800).

Almost surely, 2^67364644 is an apocalyptic number.

It is an amenable number.

67364644 is a deficient number, since it is larger than the sum of its proper divisors (50772956).

67364644 is a wasteful number, since it uses less digits than its factorization.

67364644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35642 (or 35640 counting only the distinct ones).

The product of its digits is 290304, while the sum is 40.

The square root of 67364644 is about 8207.5967249859. The cubic root of 67364644 is about 406.8903028058.

The spelling of 67364644 in words is "sixty-seven million, three hundred sixty-four thousand, six hundred forty-four".