244225554 has 8 divisors (see below), whose sum is σ = 488451120. Its totient is φ = 81408516.

The previous prime is 244225543. The next prime is 244225571. The reversal of 244225554 is 455522442.

It is a sphenic number, since it is the product of 3 distinct primes.

244225554 is an admirable number.

It is a super-2 number, since 2×244225554² = 119292242453213832, which contains 22 as substring.

It is an unprimeable number.

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, 20352124 + ... + 20352135.

It is an arithmetic number, because the mean of its divisors is an integer number (61056390).

Almost surely, 2^244225554 is an apocalyptic number.

244225554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

244225554 is a wasteful number, since it uses less digits than its factorization.

244225554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40704264.

The product of its digits is 64000, while the sum is 33.

The square root of 244225554 is about 15627.7174916876. The cubic root of 244225554 is about 625.0724643446.

Adding to 244225554 its reverse (455522442), we get a palindrome (699747996).

The spelling of 244225554 in words is "two hundred forty-four million, two hundred twenty-five thousand, five hundred fifty-four".