342121350 has 48 divisors (see below), whose sum is σ = 859230720. Its totient is φ = 90074400.

The previous prime is 342121337. The next prime is 342121357. The reversal of 342121350 is 53121243.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342121357) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2586 + ... + 26285.

It is an arithmetic number, because the mean of its divisors is an integer number (17900640).

Almost surely, 2^342121350 is an apocalyptic number.

342121350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 342121350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429615360).

342121350 is an abundant number, since it is smaller than the sum of its proper divisors (517109370).

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

342121350 is a wasteful number, since it uses less digits than its factorization.

342121350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28965 (or 28960 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 342121350 is about 18496.5226461624. The cubic root of 342121350 is about 699.4017677975.

Adding to 342121350 its reverse (53121243), we get a palindrome (395242593).

The spelling of 342121350 in words is "three hundred forty-two million, one hundred twenty-one thousand, three hundred fifty".