425322605 has 4 divisors (see below), whose sum is σ = 510387132. Its totient is φ = 340258080.

The previous prime is 425322587. The next prime is 425322629. The reversal of 425322605 is 506223524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75707401 + 349615204 = 8701^2 + 18698^2 .

It is a de Polignac number, because none of the positive numbers 2^k-425322605 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42532256 + ... + 42532265.

It is an arithmetic number, because the mean of its divisors is an integer number (127596783).

Almost surely, 2^425322605 is an apocalyptic number.

It is an amenable number.

425322605 is a deficient number, since it is larger than the sum of its proper divisors (85064527).

425322605 is an equidigital number, since it uses as much as digits as its factorization.

425322605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85064526.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 425322605 is about 20623.3509643802. The cubic root of 425322605 is about 752.0374850458.

The spelling of 425322605 in words is "four hundred twenty-five million, three hundred twenty-two thousand, six hundred five".