245518004 has 12 divisors (see below), whose sum is σ = 440136228. Its totient is φ = 119764800.

The previous prime is 245518001. The next prime is 245518043. The reversal of 245518004 is 400815542.

245518004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 17205904 + 228312100 = 4148^2 + 15110^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245518001) 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, 748367 + ... + 748694.

It is an arithmetic number, because the mean of its divisors is an integer number (36678019).

Almost surely, 2^245518004 is an apocalyptic number.

It is an amenable number.

245518004 is a deficient number, since it is larger than the sum of its proper divisors (194618224).

245518004 is a wasteful number, since it uses less digits than its factorization.

245518004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497106 (or 1497104 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 245518004 is about 15669.0141361861. The cubic root of 245518004 is about 626.1731599487.

The spelling of 245518004 in words is "two hundred forty-five million, five hundred eighteen thousand, four".