425810943 has 6 divisors (see below), whose sum is σ = 615060264. Its totient is φ = 283873956.

The previous prime is 425810941. The next prime is 425810963. The reversal of 425810943 is 349018524.

It is not a de Polignac number, because 425810943 - 2¹ = 425810941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425810898 and 425810907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425810941) 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 5 ways as a sum of consecutive naturals, for example, 23656155 + ... + 23656172.

It is an arithmetic number, because the mean of its divisors is an integer number (102510044).

Almost surely, 2^425810943 is an apocalyptic number.

425810943 is a deficient number, since it is larger than the sum of its proper divisors (189249321).

425810943 is a wasteful number, since it uses less digits than its factorization.

425810943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47312333 (or 47312330 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 425810943 is about 20635.1870115102. The cubic root of 425810943 is about 752.3251945110.

The spelling of 425810943 in words is "four hundred twenty-five million, eight hundred ten thousand, nine hundred forty-three".