240355025 has 6 divisors (see below), whose sum is σ = 298040262. Its totient is φ = 192284000.

The previous prime is 240355021. The next prime is 240355033. The reversal of 240355025 is 520553042.

240355025 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 3 ways, for example, as 18464209 + 221890816 = 4297^2 + 14896^2 .

It is not a de Polignac number, because 240355025 - 2² = 240355021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240354985 and 240355003.

It is not an unprimeable number, because it can be changed into a prime (240355021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4807076 + ... + 4807125.

It is an arithmetic number, because the mean of its divisors is an integer number (49673377).

Almost surely, 2^240355025 is an apocalyptic number.

240355025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240355025 is a deficient number, since it is larger than the sum of its proper divisors (57685237).

240355025 is an equidigital number, since it uses as much as digits as its factorization.

240355025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9614211 (or 9614206 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 240355025 is about 15503.3875330523. The cubic root of 240355025 is about 621.7527794454.

The spelling of 240355025 in words is "two hundred forty million, three hundred fifty-five thousand, twenty-five".