75475343 has 4 divisors (see below), whose sum is σ = 76538448. Its totient is φ = 74412240.

The previous prime is 75475331. The next prime is 75475349. The reversal of 75475343 is 34357457.

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

It is a cyclic number.

It is not a de Polignac number, because 75475343 - 2¹⁴ = 75458959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75475297 and 75475306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75475349) 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, 531446 + ... + 531587.

It is an arithmetic number, because the mean of its divisors is an integer number (19134612).

Almost surely, 2^75475343 is an apocalyptic number.

75475343 is a deficient number, since it is larger than the sum of its proper divisors (1063105).

75475343 is a wasteful number, since it uses less digits than its factorization.

75475343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063104.

The product of its digits is 176400, while the sum is 38.

The square root of 75475343 is about 8687.6546317174. The cubic root of 75475343 is about 422.6053899526.

The spelling of 75475343 in words is "seventy-five million, four hundred seventy-five thousand, three hundred forty-three".