245093864 has 8 divisors (see below), whose sum is σ = 459551010. Its totient is φ = 122546928.

The previous prime is 245093837. The next prime is 245093869. The reversal of 245093864 is 468390542.

245093864 is digitally balanced in base 3, 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 only one way, i.e., 194825764 + 50268100 = 13958^2 + 7090^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (245093869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15318359 + ... + 15318374.

Almost surely, 2^245093864 is an apocalyptic number.

It is an amenable number.

245093864 is a deficient number, since it is larger than the sum of its proper divisors (214457146).

245093864 is a wasteful number, since it uses less digits than its factorization.

245093864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30636739 (or 30636735 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 245093864 is about 15655.4739308652. The cubic root of 245093864 is about 625.8123742328.

The spelling of 245093864 in words is "two hundred forty-five million, ninety-three thousand, eight hundred sixty-four".