157233 has 8 divisors (see below), whose sum is σ = 222048. Its totient is φ = 98624.

The previous prime is 157231. The next prime is 157243. The reversal of 157233 is 332751.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 157233 - 2¹ = 157231 is a prime.

It is a d-powerful number, because it can be written as 1 + 5⁷ + 2⁵ + 7³ + 3⁹ + 3¹⁰ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (157231) 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, 1491 + ... + 1592.

It is an arithmetic number, because the mean of its divisors is an integer number (27756).

2¹⁵⁷²³³ is an apocalyptic number.

It is an amenable number.

157233 is a deficient number, since it is larger than the sum of its proper divisors (64815).

157233 is a wasteful number, since it uses less digits than its factorization.

157233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103.

The product of its digits is 630, while the sum is 21.

The square root of 157233 is about 396.5261655931. The cubic root of 157233 is about 53.9735810412.

Adding to 157233 its reverse (332751), we get a palindrome (489984).

The spelling of 157233 in words is "one hundred fifty-seven thousand, two hundred thirty-three".