342001020 has 48 divisors (see below), whose sum is σ = 960130080. Its totient is φ = 90959616.

The previous prime is 342001013. The next prime is 342001057. The reversal of 342001020 is 20100243.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 342000987 and 342001005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16014 + ... + 30666.

It is an arithmetic number, because the mean of its divisors is an integer number (20002710).

Almost surely, 2^342001020 is an apocalyptic number.

342001020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

342001020 is an abundant number, since it is smaller than the sum of its proper divisors (618129060).

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

342001020 is a wasteful number, since it uses less digits than its factorization.

342001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15054 (or 15052 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 342001020 is about 18493.2695865280. The cubic root of 342001020 is about 699.3197609469.

Adding to 342001020 its reverse (20100243), we get a palindrome (362101263).

The spelling of 342001020 in words is "three hundred forty-two million, one thousand, twenty".