342021310 has 16 divisors (see below), whose sum is σ = 615874752. Its totient is φ = 136756000.

The previous prime is 342021301. The next prime is 342021311. The reversal of 342021310 is 13120243.

It is a happy number.

It is a super-2 number, since 2×342021310² = 233957152988232200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342021311) 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, 31035 + ... + 40585.

It is an arithmetic number, because the mean of its divisors is an integer number (38492172).

Almost surely, 2^342021310 is an apocalyptic number.

342021310 is a deficient number, since it is larger than the sum of its proper divisors (273853442).

342021310 is a wasteful number, since it uses less digits than its factorization.

342021310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13139.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 342021310 is about 18493.8181563462. The cubic root of 342021310 is about 699.3335902598. Note that the first 3 decimals are identical.

Adding to 342021310 its reverse (13120243), we get a palindrome (355141553).

The spelling of 342021310 in words is "three hundred forty-two million, twenty-one thousand, three hundred ten".