153238232 has 16 divisors (see below), whose sum is σ = 328367760. Its totient is φ = 65673504.

The previous prime is 153238229. The next prime is 153238237. The reversal of 153238232 is 232832351.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 153238195 and 153238204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153238237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1368143 + ... + 1368254.

It is an arithmetic number, because the mean of its divisors is an integer number (20522985).

Almost surely, 2^153238232 is an apocalyptic number.

It is an amenable number.

153238232 is an abundant number, since it is smaller than the sum of its proper divisors (175129528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153238232 is a wasteful number, since it uses less digits than its factorization.

153238232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2736410 (or 2736406 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 153238232 is about 12378.9430889717. The cubic root of 153238232 is about 535.1255791620.

The spelling of 153238232 in words is "one hundred fifty-three million, two hundred thirty-eight thousand, two hundred thirty-two".