357345 has 16 divisors (see below), whose sum is σ = 635520. Its totient is φ = 190512.

The previous prime is 357319. The next prime is 357347. The reversal of 357345 is 543753.

It is a happy number.

It is not a de Polignac number, because 357345 - 2⁶ = 357281 is a prime.

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

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (357347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1189 + ... + 1458.

It is an arithmetic number, because the mean of its divisors is an integer number (39720).

2³⁵⁷³⁴⁵ is an apocalyptic number.

It is an amenable number.

357345 is a deficient number, since it is larger than the sum of its proper divisors (278175).

357345 is a wasteful number, since it uses less digits than its factorization.

357345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661 (or 2655 counting only the distinct ones).

The product of its digits is 6300, while the sum is 27.

The square root of 357345 is about 597.7834055910. The cubic root of 357345 is about 70.9625538174.

The spelling of 357345 in words is "three hundred fifty-seven thousand, three hundred forty-five".