75725535 has 8 divisors (see below), whose sum is σ = 121160880. Its totient is φ = 40386944.

The previous prime is 75725519. The next prime is 75725539. The reversal of 75725535 is 53552757.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 75725535 - 2⁴ = 75725519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75725493 and 75725502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75725539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2524170 + ... + 2524199.

It is an arithmetic number, because the mean of its divisors is an integer number (15145110).

Almost surely, 2^75725535 is an apocalyptic number.

75725535 is a deficient number, since it is larger than the sum of its proper divisors (45435345).

75725535 is a wasteful number, since it uses less digits than its factorization.

75725535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5048377.

The product of its digits is 183750, while the sum is 39.

The square root of 75725535 is about 8702.0420017373. The cubic root of 75725535 is about 423.0718375273.

The spelling of 75725535 in words is "seventy-five million, seven hundred twenty-five thousand, five hundred thirty-five".