245526225 has 24 divisors (see below), whose sum is σ = 463928640. Its totient is φ = 112240320.

The previous prime is 245526217. The next prime is 245526247. The reversal of 245526225 is 522625542.

It is not a de Polignac number, because 245526225 - 2³ = 245526217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 233310 + ... + 234359.

It is an arithmetic number, because the mean of its divisors is an integer number (19330360).

Almost surely, 2^245526225 is an apocalyptic number.

245526225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245526225 is a deficient number, since it is larger than the sum of its proper divisors (218402415).

245526225 is a wasteful number, since it uses less digits than its factorization.

245526225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467689 (or 467684 counting only the distinct ones).

The product of its digits is 48000, while the sum is 33.

The square root of 245526225 is about 15669.2764670230. The cubic root of 245526225 is about 626.1801488619.

It can be divided in two parts, 2455 and 26225, that added together give a triangular number (28680 = T₂₃₉).

The spelling of 245526225 in words is "two hundred forty-five million, five hundred twenty-six thousand, two hundred twenty-five".