245240612 has 6 divisors (see below), whose sum is σ = 429171078. Its totient is φ = 122620304.

The previous prime is 245240609. The next prime is 245240627. The reversal of 245240612 is 216042542.

It can be written as a sum of positive squares in only one way, i.e., 226021156 + 19219456 = 15034^2 + 4384^2 .

It is an unprimeable number.

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, 30655073 + ... + 30655080.

It is an arithmetic number, because the mean of its divisors is an integer number (71528513).

Almost surely, 2^245240612 is an apocalyptic number.

It is an amenable number.

245240612 is a deficient number, since it is larger than the sum of its proper divisors (183930466).

245240612 is a wasteful number, since it uses less digits than its factorization.

245240612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61310157 (or 61310155 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 245240612 is about 15660.1600247252. The cubic root of 245240612 is about 625.9372493726.

The spelling of 245240612 in words is "two hundred forty-five million, two hundred forty thousand, six hundred twelve".