157236 has 12 divisors (see below), whose sum is σ = 366912. Its totient is φ = 52408.

The previous prime is 157231. The next prime is 157243. The reversal of 157236 is 632751.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157231) by changing a digit.

157236 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6540 + ... + 6563.

It is an arithmetic number, because the mean of its divisors is an integer number (30576).

2¹⁵⁷²³⁶ is an apocalyptic number.

It is an amenable number.

157236 is an abundant number, since it is smaller than the sum of its proper divisors (209676).

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

157236 is a wasteful number, since it uses less digits than its factorization.

157236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13110 (or 13108 counting only the distinct ones).

The product of its digits is 1260, while the sum is 24.

The square root of 157236 is about 396.5299484276. The cubic root of 157236 is about 53.9739243104.

Adding to 157236 its reverse (632751), we get a palindrome (789987).

It can be divided in two parts, 157 and 236, that added together give a palindrome (393).

The spelling of 157236 in words is "one hundred fifty-seven thousand, two hundred thirty-six".