426346625 has 8 divisors (see below), whose sum is σ = 532080744. Its totient is φ = 341077200.

The previous prime is 426346619. The next prime is 426346631. The reversal of 426346625 is 526643624.

It is an interprime number because it is at equal distance from previous prime (426346619) and next prime (426346631).

It can be written as a sum of positive squares in 4 ways, for example, as 128300929 + 298045696 = 11327^2 + 17264^2 .

It is not a de Polignac number, because 426346625 - 2⁸ = 426346369 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1705262 + ... + 1705511.

It is an arithmetic number, because the mean of its divisors is an integer number (66510093).

Almost surely, 2^426346625 is an apocalyptic number.

It is an amenable number.

426346625 is a deficient number, since it is larger than the sum of its proper divisors (105734119).

426346625 is an equidigital number, since it uses as much as digits as its factorization.

426346625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3410788 (or 3410778 counting only the distinct ones).

The product of its digits is 207360, while the sum is 38.

The square root of 426346625 is about 20648.1627511990. The cubic root of 426346625 is about 752.6405443092.

The spelling of 426346625 in words is "four hundred twenty-six million, three hundred forty-six thousand, six hundred twenty-five".