157226 has 8 divisors (see below), whose sum is σ = 238080. Its totient is φ = 77868.

The previous prime is 157219. The next prime is 157229. The reversal of 157226 is 622751.

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

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 157226.

It is not an unprimeable number, because it can be changed into a prime (157229) 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, 56 + ... + 563.

It is an arithmetic number, because the mean of its divisors is an integer number (29760).

2¹⁵⁷²²⁶ is an apocalyptic number.

157226 is a deficient number, since it is larger than the sum of its proper divisors (80854).

157226 is a wasteful number, since it uses less digits than its factorization.

157226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748.

The product of its digits is 840, while the sum is 23.

The square root of 157226 is about 396.5173388390. The cubic root of 157226 is about 53.9727800629.

Adding to 157226 its reverse (622751), we get a palindrome (779977).

It can be divided in two parts, 157 and 226, that added together give a palindrome (383).

The spelling of 157226 in words is "one hundred fifty-seven thousand, two hundred twenty-six".