4240425173 has 2 divisors, whose sum is σ = 4240425174. Its totient is φ = 4240425172.

The previous prime is 4240425169. The next prime is 4240425193. The reversal of 4240425173 is 3715240424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3715877764 + 524547409 = 60958^2 + 22903^2 .

It is a cyclic number.

It is not a de Polignac number, because 4240425173 - 2² = 4240425169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4240425193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2120212586 + 2120212587.

It is an arithmetic number, because the mean of its divisors is an integer number (2120212587).

Almost surely, 2^4240425173 is an apocalyptic number.

It is an amenable number.

4240425173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240425173 is an equidigital number, since it uses as much as digits as its factorization.

4240425173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 4240425173 is about 65118.5470737792. The cubic root of 4240425173 is about 1618.5885655103.

Adding to 4240425173 its reverse (3715240424), we get a palindrome (7955665597).

The spelling of 4240425173 in words is "four billion, two hundred forty million, four hundred twenty-five thousand, one hundred seventy-three".