245256474 has 8 divisors (see below), whose sum is σ = 490512960. Its totient is φ = 81752156.

The previous prime is 245256463. The next prime is 245256523. The reversal of 245256474 is 474652542.

245256474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

245256474 is an admirable number.

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, 20438034 + ... + 20438045.

It is an arithmetic number, because the mean of its divisors is an integer number (61314120).

Almost surely, 2^245256474 is an apocalyptic number.

245256474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245256474 is a wasteful number, since it uses less digits than its factorization.

245256474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40876084.

The product of its digits is 268800, while the sum is 39.

The square root of 245256474 is about 15660.6664609141. Note that the first 3 decimals coincide. The cubic root of 245256474 is about 625.9507441502.

The spelling of 245256474 in words is "two hundred forty-five million, two hundred fifty-six thousand, four hundred seventy-four".