25228843 has 2 divisors, whose sum is σ = 25228844. Its totient is φ = 25228842.

The previous prime is 25228837. The next prime is 25228849. The reversal of 25228843 is 34882252.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (25228837) and next prime (25228849).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25228843 is a prime.

It is equal to p_1579309 and since 25228843 and 1579309 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 25228799 and 25228808.

It is not a weakly prime, because it can be changed into another prime (25228849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12614421 + 12614422.

It is an arithmetic number, because the mean of its divisors is an integer number (12614422).

Almost surely, 2^25228843 is an apocalyptic number.

25228843 is a deficient number, since it is larger than the sum of its proper divisors (1).

25228843 is an equidigital number, since it uses as much as digits as its factorization.

25228843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30720, while the sum is 34.

The square root of 25228843 is about 5022.8321692049. The cubic root of 25228843 is about 293.2912532899.

The spelling of 25228843 in words is "twenty-five million, two hundred twenty-eight thousand, eight hundred forty-three".