67140573 has 8 divisors (see below), whose sum is σ = 90021600. Its totient is φ = 44509968.

The previous prime is 67140571. The next prime is 67140613. The reversal of 67140573 is 37504176.

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

It is not a de Polignac number, because 67140573 - 2¹ = 67140571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67140571) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 61978 + ... + 63051.

It is an arithmetic number, because the mean of its divisors is an integer number (11252700).

Almost surely, 2^67140573 is an apocalyptic number.

It is an amenable number.

67140573 is a deficient number, since it is larger than the sum of its proper divisors (22881027).

67140573 is a wasteful number, since it uses less digits than its factorization.

67140573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125211.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 67140573 is about 8193.9351352082. The cubic root of 67140573 is about 406.4386633609.

The spelling of 67140573 in words is "sixty-seven million, one hundred forty thousand, five hundred seventy-three".