342833021 has 8 divisors (see below), whose sum is σ = 352968000. Its totient is φ = 332782560.

The previous prime is 342832981. The next prime is 342833053. The reversal of 342833021 is 120338243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342833021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342833921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12851 + ... + 29168.

It is an arithmetic number, because the mean of its divisors is an integer number (44121000).

Almost surely, 2^342833021 is an apocalyptic number.

It is an amenable number.

342833021 is a deficient number, since it is larger than the sum of its proper divisors (10134979).

342833021 is a wasteful number, since it uses less digits than its factorization.

342833021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42259.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 342833021 is about 18515.7506194051. The cubic root of 342833021 is about 699.8863904058.

The spelling of 342833021 in words is "three hundred forty-two million, eight hundred thirty-three thousand, twenty-one".