223245333425 has 12 divisors (see below), whose sum is σ = 279363888540. Its totient is φ = 176957766720.

The previous prime is 223245333419. The next prime is 223245333433. The reversal of 223245333425 is 524333542322.

It can be written as a sum of positive squares in 6 ways, for example, as 61842496 + 223183490929 = 7864^2 + 472423^2 .

It is not a de Polignac number, because 223245333425 - 2⁸ = 223245333169 is a prime.

It is a super-3 number, since 3×223245333425³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40959722 + ... + 40965171.

It is an arithmetic number, because the mean of its divisors is an integer number (23280324045).

Almost surely, 2^223245333425 is an apocalyptic number.

223245333425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

223245333425 is a deficient number, since it is larger than the sum of its proper divisors (56118555115).

223245333425 is a wasteful number, since it uses less digits than its factorization.

223245333425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81925012 (or 81925007 counting only the distinct ones).

The product of its digits is 518400, while the sum is 38.

Adding to 223245333425 its reverse (524333542322), we get a palindrome (747578875747).

The spelling of 223245333425 in words is "two hundred twenty-three billion, two hundred forty-five million, three hundred thirty-three thousand, four hundred twenty-five".