245022566 has 32 divisors (see below), whose sum is σ = 387910080. Its totient is φ = 115920000.

The previous prime is 245022559. The next prime is 245022587. The reversal of 245022566 is 665220542.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 884420 + ... + 884696.

It is an arithmetic number, because the mean of its divisors is an integer number (12122190).

Almost surely, 2^245022566 is an apocalyptic number.

245022566 is a deficient number, since it is larger than the sum of its proper divisors (142887514).

245022566 is a wasteful number, since it uses less digits than its factorization.

245022566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 245022566 is about 15653.1966703290. The cubic root of 245022566 is about 625.7516852418.

The spelling of 245022566 in words is "two hundred forty-five million, twenty-two thousand, five hundred sixty-six".