245314618 has 4 divisors (see below), whose sum is σ = 367971930. Its totient is φ = 122657308.

The previous prime is 245314583. The next prime is 245314639. The reversal of 245314618 is 816413542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 162741049 + 82573569 = 12757^2 + 9087^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61328653 + ... + 61328656.

Almost surely, 2^245314618 is an apocalyptic number.

245314618 is a deficient number, since it is larger than the sum of its proper divisors (122657312).

245314618 is a wasteful number, since it uses less digits than its factorization.

245314618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122657311.

The product of its digits is 23040, while the sum is 34.

The square root of 245314618 is about 15662.5227214520. The cubic root of 245314618 is about 626.0002058474. Note that the first 3 decimals are identical.

It can be divided in two parts, 2453 and 14618, that added together give a palindrome (17071).

The spelling of 245314618 in words is "two hundred forty-five million, three hundred fourteen thousand, six hundred eighteen".