245445052 has 12 divisors (see below), whose sum is σ = 448204176. Its totient is φ = 117386720.

The previous prime is 245445047. The next prime is 245445061. The reversal of 245445052 is 250544542.

245445052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1333849 + ... + 1334032.

It is an arithmetic number, because the mean of its divisors is an integer number (37350348).

Almost surely, 2^245445052 is an apocalyptic number.

It is an amenable number.

245445052 is a deficient number, since it is larger than the sum of its proper divisors (202759124).

245445052 is a wasteful number, since it uses less digits than its factorization.

245445052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667908 (or 2667906 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 245445052 is about 15666.6860567256. The cubic root of 245445052 is about 626.1111344776. Note that the first 4 decimals are identical.

Adding to 245445052 its reverse (250544542), we get a palindrome (495989594).

The spelling of 245445052 in words is "two hundred forty-five million, four hundred forty-five thousand, fifty-two".