425837473 has 2 divisors, whose sum is σ = 425837474. Its totient is φ = 425837472.

The previous prime is 425837441. The next prime is 425837497. The reversal of 425837473 is 374738524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229613409 + 196224064 = 15153^2 + 14008^2 .

It is a cyclic number.

It is not a de Polignac number, because 425837473 - 2⁵ = 425837441 is a prime.

It is a super-2 number, since 2×425837473² = 362675106822051458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (425837873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212918736 + 212918737.

It is an arithmetic number, because the mean of its divisors is an integer number (212918737).

Almost surely, 2^425837473 is an apocalyptic number.

It is an amenable number.

425837473 is a deficient number, since it is larger than the sum of its proper divisors (1).

425837473 is an equidigital number, since it uses as much as digits as its factorization.

425837473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 43.

The square root of 425837473 is about 20635.8298355070. The cubic root of 425837473 is about 752.3408186381.

The spelling of 425837473 in words is "four hundred twenty-five million, eight hundred thirty-seven thousand, four hundred seventy-three".