67244164 has 12 divisors (see below), whose sum is σ = 126729484. Its totient is φ = 31035744.

The previous prime is 67244159. The next prime is 67244167. The reversal of 67244164 is 46144276.

It can be written as a sum of positive squares in 2 ways, for example, as 37454400 + 29789764 = 6120^2 + 5458^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (67244167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646527 + ... + 646630.

Almost surely, 2^67244164 is an apocalyptic number.

It is an amenable number.

67244164 is a deficient number, since it is larger than the sum of its proper divisors (59485320).

67244164 is a wasteful number, since it uses less digits than its factorization.

67244164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293174 (or 1293172 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 67244164 is about 8200.2538985083. The cubic root of 67244164 is about 406.6475869695.

The spelling of 67244164 in words is "sixty-seven million, two hundred forty-four thousand, one hundred sixty-four".