245973398 has 12 divisors (see below), whose sum is σ = 405551580. Its totient is φ = 111805980.

The previous prime is 245973383. The next prime is 245973401. The reversal of 245973398 is 893379542.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 507968 + ... + 508451.

It is an arithmetic number, because the mean of its divisors is an integer number (33795965).

Almost surely, 2^245973398 is an apocalyptic number.

245973398 is a deficient number, since it is larger than the sum of its proper divisors (159578182).

245973398 is a wasteful number, since it uses less digits than its factorization.

245973398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016443 (or 1016432 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 50.

The square root of 245973398 is about 15683.5390776444. The cubic root of 245973398 is about 626.5600689491.

It can be divided in two parts, 2459 and 73398, that added together give a palindrome (75857).

The spelling of 245973398 in words is "two hundred forty-five million, nine hundred seventy-three thousand, three hundred ninety-eight".