342089280 has 168 divisors, whose sum is σ = 1267294392. Its totient is φ = 84197376.

The previous prime is 342089269. The next prime is 342089299. The reversal of 342089280 is 82980243.

It can be written as a sum of positive squares in 4 ways, for example, as 15492096 + 326597184 = 3936^2 + 18072^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 32872 + ... + 42008.

It is an arithmetic number, because the mean of its divisors is an integer number (7543419).

Almost surely, 2^342089280 is an apocalyptic number.

342089280 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 342089280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (633647196).

342089280 is an abundant number, since it is smaller than the sum of its proper divisors (925205112).

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

342089280 is a wasteful number, since it uses less digits than its factorization.

342089280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9173 (or 9160 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 342089280 is about 18495.6557061381. The cubic root of 342089280 is about 699.3799134510.

The spelling of 342089280 in words is "three hundred forty-two million, eighty-nine thousand, two hundred eighty".