75425345 has 16 divisors (see below), whose sum is σ = 100880640. Its totient is φ = 53800704.

The previous prime is 75425333. The next prime is 75425393. The reversal of 75425345 is 54352457.

It is not a de Polignac number, because 75425345 - 2⁸ = 75425089 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21737 + ... + 24966.

It is an arithmetic number, because the mean of its divisors is an integer number (6305040).

Almost surely, 2^75425345 is an apocalyptic number.

It is an amenable number.

75425345 is a deficient number, since it is larger than the sum of its proper divisors (25455295).

75425345 is a wasteful number, since it uses less digits than its factorization.

75425345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46744.

The product of its digits is 84000, while the sum is 35.

The square root of 75425345 is about 8684.7766234947. The cubic root of 75425345 is about 422.5120522220.

The spelling of 75425345 in words is "seventy-five million, four hundred twenty-five thousand, three hundred forty-five".