67679542 has 32 divisors (see below), whose sum is σ = 118195200. Its totient is φ = 28468608.

The previous prime is 67679531. The next prime is 67679587. The reversal of 67679542 is 24597676.

Its product of digits (635040) is a multiple of the sum of its prime divisors (540).

It is a junction number, because it is equal to n+sod(n) for n = 67679492 and 67679501.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 283059 + ... + 283297.

It is an arithmetic number, because the mean of its divisors is an integer number (3693600).

Almost surely, 2^67679542 is an apocalyptic number.

67679542 is a deficient number, since it is larger than the sum of its proper divisors (50515658).

67679542 is a wasteful number, since it uses less digits than its factorization.

67679542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540.

The product of its digits is 635040, while the sum is 46.

The square root of 67679542 is about 8226.7576845316. The cubic root of 67679542 is about 407.5233243452.

The spelling of 67679542 in words is "sixty-seven million, six hundred seventy-nine thousand, five hundred forty-two".