67772242 has 8 divisors (see below), whose sum is σ = 103175856. Its totient is φ = 33380292.

The previous prime is 67772227. The next prime is 67772311. The reversal of 67772242 is 24227776.

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

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, 252748 + ... + 253015.

It is an arithmetic number, because the mean of its divisors is an integer number (12896982).

Almost surely, 2^67772242 is an apocalyptic number.

67772242 is a deficient number, since it is larger than the sum of its proper divisors (35403614).

67772242 is a wasteful number, since it uses less digits than its factorization.

67772242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505832.

The product of its digits is 65856, while the sum is 37.

The square root of 67772242 is about 8232.3898109844. The cubic root of 67772242 is about 407.7092996852.

The spelling of 67772242 in words is "sixty-seven million, seven hundred seventy-two thousand, two hundred forty-two".