342012100 has 18 divisors (see below), whose sum is σ = 742166474. Its totient is φ = 136804800.

The previous prime is 342012089. The next prime is 342012101. The reversal of 342012100 is 1210243.

It can be written as a sum of positive squares in 3 ways, for example, as 4334724 + 337677376 = 2082^2 + 18376^2 .

It is not an unprimeable number, because it can be changed into a prime (342012101) 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 5 ways as a sum of consecutive naturals, for example, 1709961 + ... + 1710160.

Almost surely, 2^342012100 is an apocalyptic number.

It is an amenable number.

342012100 is an abundant number, since it is smaller than the sum of its proper divisors (400154374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342012100 is a wasteful number, since it uses less digits than its factorization.

342012100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420135 (or 3420128 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 342012100 is about 18493.5691525460. The cubic root of 342012100 is about 699.3273129509.

Adding to 342012100 its reverse (1210243), we get a palindrome (343222343).

The spelling of 342012100 in words is "three hundred forty-two million, twelve thousand, one hundred".