67260140 has 12 divisors (see below), whose sum is σ = 141246336. Its totient is φ = 26904048.

The previous prime is 67260139. The next prime is 67260163. The reversal of 67260140 is 4106276.

It is an unprimeable number.

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, 1681484 + ... + 1681523.

It is an arithmetic number, because the mean of its divisors is an integer number (11770528).

Almost surely, 2^67260140 is an apocalyptic number.

It is an amenable number.

67260140 is an abundant number, since it is smaller than the sum of its proper divisors (73986196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67260140 is a wasteful number, since it uses less digits than its factorization.

67260140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363016 (or 3363014 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 67260140 is about 8201.2279568367. The cubic root of 67260140 is about 406.6797884625.

The spelling of 67260140 in words is "sixty-seven million, two hundred sixty thousand, one hundred forty".