67682432 has 32 divisors (see below), whose sum is σ = 135212220. Its totient is φ = 33746944.

The previous prime is 67682413. The next prime is 67682441. The reversal of 67682432 is 23428676.

It can be written as a sum of positive squares in 2 ways, for example, as 67502656 + 179776 = 8216^2 + 424^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

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, 78548 + ... + 79404.

Almost surely, 2^67682432 is an apocalyptic number.

It is an amenable number.

67682432 is a deficient number, since it is larger than the sum of its proper divisors (67529788).

67682432 is an equidigital number, since it uses as much as digits as its factorization.

67682432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488 (or 1476 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 67682432 is about 8226.9333290115. The cubic root of 67682432 is about 407.5291248457.

The spelling of 67682432 in words is "sixty-seven million, six hundred eighty-two thousand, four hundred thirty-two".