153244342 has 4 divisors (see below), whose sum is σ = 229866516. Its totient is φ = 76622170.

The previous prime is 153244339. The next prime is 153244369. The reversal of 153244342 is 243442351.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 153244342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38311084 + ... + 38311087.

It is an arithmetic number, because the mean of its divisors is an integer number (57466629).

Almost surely, 2^153244342 is an apocalyptic number.

153244342 is a deficient number, since it is larger than the sum of its proper divisors (76622174).

153244342 is an equidigital number, since it uses as much as digits as its factorization.

153244342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76622173.

The product of its digits is 11520, while the sum is 28.

The square root of 153244342 is about 12379.1898765630. The cubic root of 153244342 is about 535.1326913424.

Adding to 153244342 its reverse (243442351), we get a palindrome (396686693).

The spelling of 153244342 in words is "one hundred fifty-three million, two hundred forty-four thousand, three hundred forty-two".