245554244 has 12 divisors (see below), whose sum is σ = 462775404. Its totient is φ = 113332704.

The previous prime is 245554241. The next prime is 245554291. The reversal of 245554244 is 442455542.

It can be written as a sum of positive squares in 2 ways, for example, as 85784644 + 159769600 = 9262^2 + 12640^2 .

It is not an unprimeable number, because it can be changed into a prime (245554241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2361047 + ... + 2361150.

It is an arithmetic number, because the mean of its divisors is an integer number (38564617).

Almost surely, 2^245554244 is an apocalyptic number.

It is an amenable number.

245554244 is a deficient number, since it is larger than the sum of its proper divisors (217221160).

245554244 is a wasteful number, since it uses less digits than its factorization.

245554244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4722214 (or 4722212 counting only the distinct ones).

The product of its digits is 128000, while the sum is 35.

The square root of 245554244 is about 15670.1705159835. The cubic root of 245554244 is about 626.2039674639.

The spelling of 245554244 in words is "two hundred forty-five million, five hundred fifty-four thousand, two hundred forty-four".