244620945 has 32 divisors (see below), whose sum is σ = 449884800. Its totient is φ = 125963712.

The previous prime is 244620941. The next prime is 244620979. The reversal of 244620945 is 549026442.

244620945 is a `hidden beast` number, since 2 + 446 + 209 + 4 + 5 = 666.

244620945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 244620945 - 2² = 244620941 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (244620941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27327 + ... + 35156.

It is an arithmetic number, because the mean of its divisors is an integer number (14058900).

Almost surely, 2^244620945 is an apocalyptic number.

It is an amenable number.

244620945 is a deficient number, since it is larger than the sum of its proper divisors (205263855).

244620945 is a wasteful number, since it uses less digits than its factorization.

244620945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62526 (or 62520 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 244620945 is about 15640.3626876105. The cubic root of 244620945 is about 625.4096045666.

The spelling of 244620945 in words is "two hundred forty-four million, six hundred twenty thousand, nine hundred forty-five".