157275 has 24 divisors (see below), whose sum is σ = 290160. Its totient is φ = 83520.

The previous prime is 157273. The next prime is 157277. The reversal of 157275 is 572751.

It is an interprime number because it is at equal distance from previous prime (157273) and next prime (157277).

It is not a de Polignac number, because 157275 - 2¹ = 157273 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (157271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 559 + ... + 791.

It is an arithmetic number, because the mean of its divisors is an integer number (12090).

2¹⁵⁷²⁷⁵ is an apocalyptic number.

157275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

157275 is a deficient number, since it is larger than the sum of its proper divisors (132885).

157275 is a wasteful number, since it uses less digits than its factorization.

157275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 241 counting only the distinct ones).

The product of its digits is 2450, while the sum is 27.

The square root of 157275 is about 396.5791219921. The cubic root of 157275 is about 53.9783864120.

The spelling of 157275 in words is "one hundred fifty-seven thousand, two hundred seventy-five".