245612 has 6 divisors (see below), whose sum is σ = 429828. Its totient is φ = 122804.

The previous prime is 245593. The next prime is 245621. The reversal of 245612 is 216542.

It is a happy number.

245612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 30698 + ... + 30705.

It is an arithmetic number, because the mean of its divisors is an integer number (71638).

2²⁴⁵⁶¹² is an apocalyptic number.

It is an amenable number.

245612 is a deficient number, since it is larger than the sum of its proper divisors (184216).

245612 is a wasteful number, since it uses less digits than its factorization.

245612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61407 (or 61405 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 245612 is about 495.5925746014. The cubic root of 245612 is about 62.6253059402.

The spelling of 245612 in words is "two hundred forty-five thousand, six hundred twelve".