342058221 has 12 divisors (see below), whose sum is σ = 512383872. Its totient is φ = 228038652.

The previous prime is 342058193. The next prime is 342058243. The reversal of 342058221 is 122850243.

It is not a de Polignac number, because 342058221 - 2²³ = 333669613 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342058021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 703581 + ... + 704066.

It is an arithmetic number, because the mean of its divisors is an integer number (42698656).

Almost surely, 2^342058221 is an apocalyptic number.

It is an amenable number.

342058221 is a deficient number, since it is larger than the sum of its proper divisors (170325651).

342058221 is an equidigital number, since it uses as much as digits as its factorization.

342058221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407662 (or 1407650 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 342058221 is about 18494.8160574795. The cubic root of 342058221 is about 699.3587467562.

The spelling of 342058221 in words is "three hundred forty-two million, fifty-eight thousand, two hundred twenty-one".