425533413 has 4 divisors (see below), whose sum is σ = 567377888. Its totient is φ = 283688940.

The previous prime is 425533403. The next prime is 425533453. The reversal of 425533413 is 314335524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 425533413 - 2⁴ = 425533397 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 (425533403) 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, 70922233 + ... + 70922238.

It is an arithmetic number, because the mean of its divisors is an integer number (141844472).

Almost surely, 2^425533413 is an apocalyptic number.

It is an amenable number.

425533413 is a deficient number, since it is larger than the sum of its proper divisors (141844475).

425533413 is a wasteful number, since it uses less digits than its factorization.

425533413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141844474.

The product of its digits is 21600, while the sum is 30.

The square root of 425533413 is about 20628.4612368446. The cubic root of 425533413 is about 752.1617117944.

Adding to 425533413 its reverse (314335524), we get a palindrome (739868937).

The spelling of 425533413 in words is "four hundred twenty-five million, five hundred thirty-three thousand, four hundred thirteen".