67742338 has 8 divisors (see below), whose sum is σ = 104359932. Its totient is φ = 32955696.

The previous prime is 67742333. The next prime is 67742341. The reversal of 67742338 is 83324776.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 67617729 + 124609 = 8223^2 + 353^2 .

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 67742338.

It is not an unprimeable number, because it can be changed into a prime (67742333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457645 + ... + 457792.

Almost surely, 2^67742338 is an apocalyptic number.

67742338 is a deficient number, since it is larger than the sum of its proper divisors (36617594).

67742338 is a wasteful number, since it uses less digits than its factorization.

67742338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915476.

The product of its digits is 169344, while the sum is 40.

The square root of 67742338 is about 8230.5733700636. The cubic root of 67742338 is about 407.6493246266.

The spelling of 67742338 in words is "sixty-seven million, seven hundred forty-two thousand, three hundred thirty-eight".