245463872 has 14 divisors (see below), whose sum is σ = 487092498. Its totient is φ = 122731904.

The previous prime is 245463871. The next prime is 245463877. The reversal of 245463872 is 278364542.

It can be written as a sum of positive squares in only one way, i.e., 241367296 + 4096576 = 15536^2 + 2024^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245463871) by changing a digit.

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 as a sum of consecutive naturals, namely, 1917623 + ... + 1917750.

Almost surely, 2^245463872 is an apocalyptic number.

It is an amenable number.

245463872 is a deficient number, since it is larger than the sum of its proper divisors (241628626).

245463872 is an equidigital number, since it uses as much as digits as its factorization.

245463872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835385 (or 3835375 counting only the distinct ones).

The product of its digits is 322560, while the sum is 41.

The square root of 245463872 is about 15667.2866827667. The cubic root of 245463872 is about 626.1271368514.

The spelling of 245463872 in words is "two hundred forty-five million, four hundred sixty-three thousand, eight hundred seventy-two".