67489142 has 8 divisors (see below), whose sum is σ = 115695696. Its totient is φ = 28923912.

The previous prime is 67489129. The next prime is 67489181. The reversal of 67489142 is 24198476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 67489142.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2410313 + ... + 2410340.

It is an arithmetic number, because the mean of its divisors is an integer number (14461962).

Almost surely, 2^67489142 is an apocalyptic number.

67489142 is a deficient number, since it is larger than the sum of its proper divisors (48206554).

67489142 is a wasteful number, since it uses less digits than its factorization.

67489142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4820662.

The product of its digits is 96768, while the sum is 41.

The square root of 67489142 is about 8215.1775391649. The cubic root of 67489142 is about 407.1408093582.

The spelling of 67489142 in words is "sixty-seven million, four hundred eighty-nine thousand, one hundred forty-two".