245839245 has 8 divisors (see below), whose sum is σ = 393342816. Its totient is φ = 131114256.

The previous prime is 245839229. The next prime is 245839273. The reversal of 245839245 is 542938542.

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

It is not a de Polignac number, because 245839245 - 2⁴ = 245839229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245839197 and 245839206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8194627 + ... + 8194656.

It is an arithmetic number, because the mean of its divisors is an integer number (49167852).

Almost surely, 2^245839245 is an apocalyptic number.

It is an amenable number.

245839245 is a deficient number, since it is larger than the sum of its proper divisors (147503571).

245839245 is a wasteful number, since it uses less digits than its factorization.

245839245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16389291.

The product of its digits is 345600, while the sum is 42.

The square root of 245839245 is about 15679.2616216453. The cubic root of 245839245 is about 626.4461403707.

The spelling of 245839245 in words is "two hundred forty-five million, eight hundred thirty-nine thousand, two hundred forty-five".