342421200 has 180 divisors, whose sum is σ = 1296473568. Its totient is φ = 83001600.

The previous prime is 342421193. The next prime is 342421207. The reversal of 342421200 is 2124243.

342421200 is a `hidden beast` number, since 3 + 42 + 421 + 200 = 666.

It is an interprime number because it is at equal distance from previous prime (342421193) and next prime (342421207).

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342421207) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 35277 + ... + 43923.

Almost surely, 2^342421200 is an apocalyptic number.

342421200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342421200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648236784).

342421200 is an abundant number, since it is smaller than the sum of its proper divisors (954052368).

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

342421200 is a wasteful number, since it uses less digits than its factorization.

342421200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8682 (or 8668 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 342421200 is about 18504.6264485398. The cubic root of 342421200 is about 699.6060368207.

Adding to 342421200 its reverse (2124243), we get a palindrome (344545443).

The spelling of 342421200 in words is "three hundred forty-two million, four hundred twenty-one thousand, two hundred".