357138 has 12 divisors (see below), whose sum is σ = 773838. Its totient is φ = 119040.

The previous prime is 357131. The next prime is 357139. The reversal of 357138 is 831753.

It can be written as a sum of positive squares in only one way, i.e., 356409 + 729 = 597^2 + 27^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 357138.

It is not an unprimeable number, because it can be changed into a prime (357131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9903 + ... + 9938.

2³⁵⁷¹³⁸ is an apocalyptic number.

357138 is an abundant number, since it is smaller than the sum of its proper divisors (416700).

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

357138 is a wasteful number, since it uses less digits than its factorization.

357138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19849 (or 19846 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 357138 is about 597.6102408761. The cubic root of 357138 is about 70.9488489608.

It can be divided in two parts, 35713 and 8, that added together give a square (35721 = 189²).

The spelling of 357138 in words is "three hundred fifty-seven thousand, one hundred thirty-eight".