245544224 has 24 divisors (see below), whose sum is σ = 483764400. Its totient is φ = 122683456.

The previous prime is 245544193. The next prime is 245544227. The reversal of 245544224 is 422445542.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (245544227) 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, 84947 + ... + 87789.

It is an arithmetic number, because the mean of its divisors is an integer number (20156850).

Almost surely, 2^245544224 is an apocalyptic number.

It is an amenable number.

245544224 is a deficient number, since it is larger than the sum of its proper divisors (238220176).

245544224 is a wasteful number, since it uses less digits than its factorization.

245544224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552 (or 5544 counting only the distinct ones).

The product of its digits is 51200, while the sum is 32.

The square root of 245544224 is about 15669.8507969923. The cubic root of 245544224 is about 626.1954497951.

Adding to 245544224 its reverse (422445542), we get a palindrome (667989766).

The spelling of 245544224 in words is "two hundred forty-five million, five hundred forty-four thousand, two hundred twenty-four".