425535965 has 8 divisors (see below), whose sum is σ = 515162808. Its totient is φ = 337415680.

The previous prime is 425535953. The next prime is 425535997. The reversal of 425535965 is 569535524.

It can be written as a sum of positive squares in 4 ways, for example, as 5654884 + 419881081 = 2378^2 + 20491^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 425535965 - 2²⁰ = 424487389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376016 + ... + 377145.

It is an arithmetic number, because the mean of its divisors is an integer number (64395351).

Almost surely, 2^425535965 is an apocalyptic number.

It is an amenable number.

425535965 is a deficient number, since it is larger than the sum of its proper divisors (89626843).

425535965 is a wasteful number, since it uses less digits than its factorization.

425535965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753279.

The product of its digits is 810000, while the sum is 44.

The square root of 425535965 is about 20628.5230930380. The cubic root of 425535965 is about 752.1632154075.

The spelling of 425535965 in words is "four hundred twenty-five million, five hundred thirty-five thousand, nine hundred sixty-five".