74530798 has 8 divisors (see below), whose sum is σ = 112285080. Its totient is φ = 37102440.

The previous prime is 74530793. The next prime is 74530801. The reversal of 74530798 is 89703547.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74530793) 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, 80908 + ... + 81823.

It is an arithmetic number, because the mean of its divisors is an integer number (14035635).

Almost surely, 2^74530798 is an apocalyptic number.

74530798 is a deficient number, since it is larger than the sum of its proper divisors (37754282).

74530798 is a wasteful number, since it uses less digits than its factorization.

74530798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162962.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 74530798 is about 8633.1221467091. The cubic root of 74530798 is about 420.8350694784.

The spelling of 74530798 in words is "seventy-four million, five hundred thirty thousand, seven hundred ninety-eight".