245415056 has 20 divisors (see below), whose sum is σ = 476872752. Its totient is φ = 122351136.

The previous prime is 245415047. The next prime is 245415073. The reversal of 245415056 is 650514542.

It is a super-2 number, since 2×245415056² = 120457099422966272, which contains 22 as substring.

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, 16550 + ... + 27653.

Almost surely, 2^245415056 is an apocalyptic number.

It is an amenable number.

245415056 is a deficient number, since it is larger than the sum of its proper divisors (231457696).

245415056 is a wasteful number, since it uses less digits than its factorization.

245415056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44558 (or 44552 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 245415056 is about 15665.7287095111. The cubic root of 245415056 is about 626.0856276218.

Adding to 245415056 its reverse (650514542), we get a palindrome (895929598).

The spelling of 245415056 in words is "two hundred forty-five million, four hundred fifteen thousand, fifty-six".