74828934242 has 8 divisors (see below), whose sum is σ = 112244671836. Its totient is φ = 37414043632.

The previous prime is 74828934203. The next prime is 74828934247. The reversal of 74828934242 is 24243982847.

It can be written as a sum of positive squares in 2 ways, for example, as 73771448881 + 1057485361 = 271609^2 + 32519^2 .

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

It is a super-2 number, since 2×74828934242² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74828934247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102248 + ... + 400140.

Almost surely, 2^74828934242 is an apocalyptic number.

74828934242 is a deficient number, since it is larger than the sum of its proper divisors (37415737594).

74828934242 is a wasteful number, since it uses less digits than its factorization.

74828934242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423492.

The product of its digits is 6193152, while the sum is 53.

The spelling of 74828934242 in words is "seventy-four billion, eight hundred twenty-eight million, nine hundred thirty-four thousand, two hundred forty-two".