67799242 has 12 divisors (see below), whose sum is σ = 118302930. Its totient is φ = 29056776.

The previous prime is 67799233. The next prime is 67799257. The reversal of 67799242 is 24299776.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 56836521 + 10962721 = 7539^2 + 3311^2 .

It is a junction number, because it is equal to n+sod(n) for n = 67799192 and 67799201.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 345817 + ... + 346012.

Almost surely, 2^67799242 is an apocalyptic number.

67799242 is a deficient number, since it is larger than the sum of its proper divisors (50503688).

67799242 is a wasteful number, since it uses less digits than its factorization.

67799242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691845 (or 691838 counting only the distinct ones).

The product of its digits is 381024, while the sum is 46.

The square root of 67799242 is about 8234.0295117275. The cubic root of 67799242 is about 407.7634353669.

The spelling of 67799242 in words is "sixty-seven million, seven hundred ninety-nine thousand, two hundred forty-two".