75332413 has 4 divisors (see below), whose sum is σ = 81127228. Its totient is φ = 69537600.

The previous prime is 75332393. The next prime is 75332417. The reversal of 75332413 is 31423357.

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 4318084 + 71014329 = 2078^2 + 8427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75332413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75332417) 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, 2897388 + ... + 2897413.

It is an arithmetic number, because the mean of its divisors is an integer number (20281807).

Almost surely, 2^75332413 is an apocalyptic number.

It is an amenable number.

75332413 is a deficient number, since it is larger than the sum of its proper divisors (5794815).

75332413 is a wasteful number, since it uses less digits than its factorization.

75332413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5794814.

The product of its digits is 7560, while the sum is 28.

The square root of 75332413 is about 8679.4246929160. The cubic root of 75332413 is about 422.3384543983.

The spelling of 75332413 in words is "seventy-five million, three hundred thirty-two thousand, four hundred thirteen".