425453533 has 4 divisors (see below), whose sum is σ = 425562460. Its totient is φ = 425344608.

The previous prime is 425453531. The next prime is 425453549. The reversal of 425453533 is 335354524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 177768889 + 247684644 = 13333^2 + 15738^2 .

It is a cyclic number.

It is not a de Polignac number, because 425453533 - 2¹ = 425453531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425453531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48378 + ... + 56491.

It is an arithmetic number, because the mean of its divisors is an integer number (106390615).

Almost surely, 2^425453533 is an apocalyptic number.

It is an amenable number.

425453533 is a deficient number, since it is larger than the sum of its proper divisors (108927).

425453533 is a wasteful number, since it uses less digits than its factorization.

425453533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108926.

The product of its digits is 108000, while the sum is 34.

The square root of 425453533 is about 20626.5249860465. The cubic root of 425453533 is about 752.1146442508.

Subtracting from 425453533 its reverse (335354524), we obtain a palindrome (90099009).

The spelling of 425453533 in words is "four hundred twenty-five million, four hundred fifty-three thousand, five hundred thirty-three".