245666234 has 16 divisors (see below), whose sum is σ = 403016256. Its totient is φ = 111384000.

The previous prime is 245666231. The next prime is 245666249. The reversal of 245666234 is 432666542.

245666234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (245666231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5102 + ... + 22745.

It is an arithmetic number, because the mean of its divisors is an integer number (25188516).

Almost surely, 2^245666234 is an apocalyptic number.

245666234 is a deficient number, since it is larger than the sum of its proper divisors (157350022).

245666234 is a wasteful number, since it uses less digits than its factorization.

245666234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28261.

The product of its digits is 207360, while the sum is 38.

The square root of 245666234 is about 15673.7434584084. The cubic root of 245666234 is about 626.2991506743.

The spelling of 245666234 in words is "two hundred forty-five million, six hundred sixty-six thousand, two hundred thirty-four".