75273920 has 28 divisors (see below), whose sum is σ = 179246784. Its totient is φ = 30109440.

The previous prime is 75273907. The next prime is 75273923. The reversal of 75273920 is 2937257.

It is not an unprimeable number, because it can be changed into a prime (75273923) 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, 117296 + ... + 117935.

Almost surely, 2^75273920 is an apocalyptic number.

It is an amenable number.

75273920 is an abundant number, since it is smaller than the sum of its proper divisors (103972864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75273920 is a wasteful number, since it uses less digits than its factorization.

75273920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235248 (or 235238 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 75273920 is about 8676.0544027801. The cubic root of 75273920 is about 422.2291157180.

The spelling of 75273920 in words is "seventy-five million, two hundred seventy-three thousand, nine hundred twenty".