245056225 has 6 divisors (see below), whose sum is σ = 303869750. Its totient is φ = 196044960.

The previous prime is 245056211. The next prime is 245056289. The reversal of 245056225 is 522650542.

It is a happy number.

245056225 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 321489 + 244734736 = 567^2 + 15644^2 .

It is not a de Polignac number, because 245056225 - 2¹¹ = 245054177 is a prime.

It is a super-2 number, since 2×245056225² = 120105106822501250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4901100 + ... + 4901149.

Almost surely, 2^245056225 is an apocalyptic number.

245056225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245056225 is a deficient number, since it is larger than the sum of its proper divisors (58813525).

245056225 is an equidigital number, since it uses as much as digits as its factorization.

245056225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9802259 (or 9802254 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 245056225 is about 15654.2717812104. The cubic root of 245056225 is about 625.7803373124.

The spelling of 245056225 in words is "two hundred forty-five million, fifty-six thousand, two hundred twenty-five".