75353423 has 4 divisors (see below), whose sum is σ = 77390040. Its totient is φ = 73316808.

The previous prime is 75353417. The next prime is 75353477. The reversal of 75353423 is 32435357.

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 75353423 - 2⁴ = 75353407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 75353423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75353623) 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, 1018253 + ... + 1018326.

It is an arithmetic number, because the mean of its divisors is an integer number (19347510).

Almost surely, 2^75353423 is an apocalyptic number.

75353423 is a deficient number, since it is larger than the sum of its proper divisors (2036617).

75353423 is a wasteful number, since it uses less digits than its factorization.

75353423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036616.

The product of its digits is 37800, while the sum is 32.

The square root of 75353423 is about 8680.6349422148. The cubic root of 75353423 is about 422.3777137546.

The spelling of 75353423 in words is "seventy-five million, three hundred fifty-three thousand, four hundred twenty-three".