75339938 has 8 divisors (see below), whose sum is σ = 113508432. Its totient is φ = 37503796.

The previous prime is 75339917. The next prime is 75339947. The reversal of 75339938 is 83993357.

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

It is a super-2 number, since 2×75339938² = 11352212515687688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 75339892 and 75339901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82520 + ... + 83427.

It is an arithmetic number, because the mean of its divisors is an integer number (14188554).

Almost surely, 2^75339938 is an apocalyptic number.

75339938 is a deficient number, since it is larger than the sum of its proper divisors (38168494).

75339938 is a wasteful number, since it uses less digits than its factorization.

75339938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166176.

The product of its digits is 612360, while the sum is 47.

The square root of 75339938 is about 8679.8581785649. The cubic root of 75339938 is about 422.3525164774.

It can be divided in two parts, 7533 and 9938, that added together give a palindrome (17471).

The spelling of 75339938 in words is "seventy-five million, three hundred thirty-nine thousand, nine hundred thirty-eight".