245868734 has 4 divisors (see below), whose sum is σ = 368803104. Its totient is φ = 122934366.

The previous prime is 245868731. The next prime is 245868769. The reversal of 245868734 is 437868542.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245868731) 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, 61467182 + ... + 61467185.

It is an arithmetic number, because the mean of its divisors is an integer number (92200776).

Almost surely, 2^245868734 is an apocalyptic number.

245868734 is a deficient number, since it is larger than the sum of its proper divisors (122934370).

245868734 is a wasteful number, since it uses less digits than its factorization.

245868734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122934369.

The product of its digits is 1290240, while the sum is 47.

The square root of 245868734 is about 15680.2019757400. The cubic root of 245868734 is about 626.4711872690.

The spelling of 245868734 in words is "two hundred forty-five million, eight hundred sixty-eight thousand, seven hundred thirty-four".