75336013 has 4 divisors (see below), whose sum is σ = 75559900. Its totient is φ = 75112128.

The previous prime is 75336011. The next prime is 75336031. The reversal of 75336013 is 31063357.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8538084 + 66797929 = 2922^2 + 8173^2 .

It is a cyclic number.

It is not a de Polignac number, because 75336013 - 2¹ = 75336011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75336011) 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, 111438 + ... + 112111.

It is an arithmetic number, because the mean of its divisors is an integer number (18889975).

Almost surely, 2^75336013 is an apocalyptic number.

It is an amenable number.

75336013 is a deficient number, since it is larger than the sum of its proper divisors (223887).

75336013 is a wasteful number, since it uses less digits than its factorization.

75336013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223886.

The product of its (nonzero) digits is 5670, while the sum is 28.

The square root of 75336013 is about 8679.6320774558. The cubic root of 75336013 is about 422.3451818885.

The spelling of 75336013 in words is "seventy-five million, three hundred thirty-six thousand, thirteen".