348657 has 16 divisors (see below), whose sum is σ = 503808. Its totient is φ = 213840.

The previous prime is 348643. The next prime is 348661. The reversal of 348657 is 756843.

It is not a de Polignac number, because 348657 - 2⁸ = 348401 is a prime.

It is a d-powerful number, because it can be written as 3 + 4⁸ + 6⁷ + 8 + 5⁵ + 7² .

It is not an unprimeable number, because it can be changed into a prime (348617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2058 + ... + 2220.

It is an arithmetic number, because the mean of its divisors is an integer number (31488).

2³⁴⁸⁶⁵⁷ is an apocalyptic number.

It is an amenable number.

348657 is a deficient number, since it is larger than the sum of its proper divisors (155151).

348657 is a wasteful number, since it uses less digits than its factorization.

348657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220.

The product of its digits is 20160, while the sum is 33.

The square root of 348657 is about 590.4718452221. The cubic root of 348657 is about 70.3827334764.

The spelling of 348657 in words is "three hundred forty-eight thousand, six hundred fifty-seven".