425669343 has 16 divisors (see below), whose sum is σ = 619804416. Its totient is φ = 257711040.

The previous prime is 425669333. The next prime is 425669347. The reversal of 425669343 is 343966524.

It is not a de Polignac number, because 425669343 - 2⁴ = 425669327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425669295 and 425669304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425669347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27846 + ... + 40332.

It is an arithmetic number, because the mean of its divisors is an integer number (38737776).

Almost surely, 2^425669343 is an apocalyptic number.

425669343 is a deficient number, since it is larger than the sum of its proper divisors (194135073).

425669343 is a wasteful number, since it uses less digits than its factorization.

425669343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13534.

The product of its digits is 466560, while the sum is 42.

The square root of 425669343 is about 20631.7556935904. The cubic root of 425669343 is about 752.2417920371.

The spelling of 425669343 in words is "four hundred twenty-five million, six hundred sixty-nine thousand, three hundred forty-three".