425346633 has 10 divisors (see below), whose sum is σ = 635394474. Its totient is φ = 283564368.

The previous prime is 425346631. The next prime is 425346689. The reversal of 425346633 is 336643524.

It can be written as a sum of positive squares in only one way, i.e., 254338704 + 171007929 = 15948^2 + 13077^2 .

It is not a de Polignac number, because 425346633 - 2¹ = 425346631 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425346631) 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 in 9 ways as a sum of consecutive naturals, for example, 2625516 + ... + 2625677.

Almost surely, 2^425346633 is an apocalyptic number.

It is an amenable number.

425346633 is a deficient number, since it is larger than the sum of its proper divisors (210047841).

425346633 is an equidigital number, since it uses as much as digits as its factorization.

425346633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5251205 (or 5251196 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 425346633 is about 20623.9334996988. The cubic root of 425346633 is about 752.0516465444.

The spelling of 425346633 in words is "four hundred twenty-five million, three hundred forty-six thousand, six hundred thirty-three".