153020242 has 16 divisors (see below), whose sum is σ = 240244992. Its totient is φ = 72959040.

The previous prime is 153020239. The next prime is 153020249. The reversal of 153020242 is 242020351.

It is not an unprimeable number, because it can be changed into a prime (153020249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10567 + ... + 20437.

It is an arithmetic number, because the mean of its divisors is an integer number (15015312).

Almost surely, 2^153020242 is an apocalyptic number.

153020242 is a deficient number, since it is larger than the sum of its proper divisors (87224750).

153020242 is a wasteful number, since it uses less digits than its factorization.

153020242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10233.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 153020242 is about 12370.1350841452. The cubic root of 153020242 is about 534.8717100026.

Adding to 153020242 its reverse (242020351), we get a palindrome (395040593).

The spelling of 153020242 in words is "one hundred fifty-three million, twenty thousand, two hundred forty-two".