153923338 has 8 divisors (see below), whose sum is σ = 244466532. Its totient is φ = 72434496.

The previous prime is 153923333. The next prime is 153923377. The reversal of 153923338 is 833329351.

It can be written as a sum of positive squares in 2 ways, for example, as 151954929 + 1968409 = 12327^2 + 1403^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 153923297 and 153923306.

It is not an unprimeable number, because it can be changed into a prime (153923333) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2263545 + ... + 2263612.

Almost surely, 2^153923338 is an apocalyptic number.

153923338 is a deficient number, since it is larger than the sum of its proper divisors (90543194).

153923338 is a wasteful number, since it uses less digits than its factorization.

153923338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527176.

The product of its digits is 58320, while the sum is 37.

The square root of 153923338 is about 12406.5844614866. The cubic root of 153923338 is about 535.9218833400.

The spelling of 153923338 in words is "one hundred fifty-three million, nine hundred twenty-three thousand, three hundred thirty-eight".