245316242 has 8 divisors (see below), whose sum is σ = 368294256. Its totient is φ = 122551492.

The previous prime is 245316221. The next prime is 245316263. The reversal of 245316242 is 242613542.

It is an interprime number because it is at equal distance from previous prime (245316221) and next prime (245316263).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50408 + ... + 55059.

It is an arithmetic number, because the mean of its divisors is an integer number (46036782).

Almost surely, 2^245316242 is an apocalyptic number.

245316242 is a deficient number, since it is larger than the sum of its proper divisors (122978014).

245316242 is a wasteful number, since it uses less digits than its factorization.

245316242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106632.

The product of its digits is 11520, while the sum is 29.

The square root of 245316242 is about 15662.5745648664. The cubic root of 245316242 is about 626.0015872328.

Adding to 245316242 its reverse (242613542), we get a palindrome (487929784).

The spelling of 245316242 in words is "two hundred forty-five million, three hundred sixteen thousand, two hundred forty-two".