425452533 has 16 divisors (see below), whose sum is σ = 640180800. Its totient is φ = 248958080.

The previous prime is 425452493. The next prime is 425452553. The reversal of 425452533 is 335254524.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 425452533 - 2²⁶ = 358343669 is a prime.

It is a super-3 number, since 3×425452533³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 425452494 and 425452503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425452553) 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, 221328 + ... + 223241.

It is an arithmetic number, because the mean of its divisors is an integer number (40011300).

Almost surely, 2^425452533 is an apocalyptic number.

It is an amenable number.

425452533 is a deficient number, since it is larger than the sum of its proper divisors (214728267).

425452533 is a wasteful number, since it uses less digits than its factorization.

425452533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444612.

The product of its digits is 72000, while the sum is 33.

The square root of 425452533 is about 20626.5007454003. The cubic root of 425452533 is about 752.1140549853.

The spelling of 425452533 in words is "four hundred twenty-five million, four hundred fifty-two thousand, five hundred thirty-three".