245023998 has 8 divisors (see below), whose sum is σ = 490048008. Its totient is φ = 81674664.

The previous prime is 245023997. The next prime is 245024011. The reversal of 245023998 is 899320542.

245023998 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

245023998 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245023997) 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 in 3 ways as a sum of consecutive naturals, for example, 20418661 + ... + 20418672.

It is an arithmetic number, because the mean of its divisors is an integer number (61256001).

Almost surely, 2^245023998 is an apocalyptic number.

245023998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245023998 is a wasteful number, since it uses less digits than its factorization.

245023998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40837338.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 245023998 is about 15653.2424117178. The cubic root of 245023998 is about 625.7529042787.

The spelling of 245023998 in words is "two hundred forty-five million, twenty-three thousand, nine hundred ninety-eight".