242000045 has 16 divisors (see below), whose sum is σ = 335112960. Its totient is φ = 164329344.

The previous prime is 242000027. The next prime is 242000051. The reversal of 242000045 is 540000242.

242000045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242000045 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 241999987 and 242000032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29960 + ... + 37169.

It is an arithmetic number, because the mean of its divisors is an integer number (20944560).

Almost surely, 2^242000045 is an apocalyptic number.

It is an amenable number.

242000045 is a deficient number, since it is larger than the sum of its proper divisors (93112915).

242000045 is a wasteful number, since it uses less digits than its factorization.

242000045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67244.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 242000045 is about 15556.3506324588. The cubic root of 242000045 is about 623.1680070631.

Adding to 242000045 its reverse (540000242), we get a palindrome (782000287).

The spelling of 242000045 in words is "two hundred forty-two million, forty-five", and thus it is an aban number.