925891 has 2 divisors, whose sum is σ = 925892. Its totient is φ = 925890.

The previous prime is 925849. The next prime is 925901. The reversal of 925891 is 198529.

925891 is nontrivially palindromic in base 3.

It is a strong prime.

It is an emirp because it is prime and its reverse (198529) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-925891 is a prime.

It is not a weakly prime, because it can be changed into another prime (925831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 462945 + 462946.

It is an arithmetic number, because the mean of its divisors is an integer number (462946).

2⁹²⁵⁸⁹¹ is an apocalyptic number.

925891 is a deficient number, since it is larger than the sum of its proper divisors (1).

925891 is an equidigital number, since it uses as much as digits as its factorization.

925891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 34.

The square root of 925891 is about 962.2323004348. The cubic root of 925891 is about 97.4660324367.

The spelling of 925891 in words is "nine hundred twenty-five thousand, eight hundred ninety-one".