658042 has 16 divisors (see below), whose sum is σ = 1230912. Its totient is φ = 256320.

The previous prime is 658001. The next prime is 658043. The reversal of 658042 is 240856.

It is a junction number, because it is equal to n+sod(n) for n = 657998 and 658016.

It is not an unprimeable number, because it can be changed into a prime (658043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1983 + ... + 2290.

It is an arithmetic number, because the mean of its divisors is an integer number (76932).

2⁶⁵⁸⁰⁴² is an apocalyptic number.

658042 is a deficient number, since it is larger than the sum of its proper divisors (572870).

658042 is a wasteful number, since it uses less digits than its factorization.

658042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4293.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 658042 is about 811.1978796816. The cubic root of 658042 is about 86.9796931510.

Adding to 658042 its reverse (240856), we get a palindrome (898898).

The spelling of 658042 in words is "six hundred fifty-eight thousand, forty-two".