425565532 has 24 divisors (see below), whose sum is σ = 854310240. Its totient is φ = 181704000.

The previous prime is 425565523. The next prime is 425565533. The reversal of 425565532 is 235565524.

It is a super-2 number, since 2×425565532² = 362212044052886048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425565491 and 425565500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425565533) by changing a digit.

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, 20719 + ... + 35782.

It is an arithmetic number, because the mean of its divisors is an integer number (35596260).

Almost surely, 2^425565532 is an apocalyptic number.

It is an amenable number.

425565532 is an abundant number, since it is smaller than the sum of its proper divisors (428744708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425565532 is a wasteful number, since it uses less digits than its factorization.

425565532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56781 (or 56779 counting only the distinct ones).

The product of its digits is 180000, while the sum is 37.

The square root of 425565532 is about 20629.2397339311. The cubic root of 425565532 is about 752.1806355526.

The spelling of 425565532 in words is "four hundred twenty-five million, five hundred sixty-five thousand, five hundred thirty-two".