75251 has 4 divisors (see below), whose sum is σ = 82104. Its totient is φ = 68400.

The previous prime is 75239. The next prime is 75253. The reversal of 75251 is 15257.

75251 is nontrivially palindromic in base 14.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75253) 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, 3410 + ... + 3431.

It is an arithmetic number, because the mean of its divisors is an integer number (20526).

2⁷⁵²⁵¹ is an apocalyptic number.

75251 is a deficient number, since it is larger than the sum of its proper divisors (6853).

75251 is a wasteful number, since it uses less digits than its factorization.

75251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6852.

The product of its digits is 350, while the sum is 20.

The square root of 75251 is about 274.3191571874. The cubic root of 75251 is about 42.2186256811.

The spelling of 75251 in words is "seventy-five thousand, two hundred fifty-one".