342800634 has 64 divisors (see below), whose sum is σ = 772755840. Its totient is φ = 100465920.

The previous prime is 342800629. The next prime is 342800639. The reversal of 342800634 is 436008243.

It is an interprime number because it is at equal distance from previous prime (342800629) and next prime (342800639).

It is not an unprimeable number, because it can be changed into a prime (342800639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 558912 + ... + 559524.

It is an arithmetic number, because the mean of its divisors is an integer number (12074310).

Almost surely, 2^342800634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342800634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386377920).

342800634 is an abundant number, since it is smaller than the sum of its proper divisors (429955206).

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

342800634 is a wasteful number, since it uses less digits than its factorization.

342800634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 342800634 is about 18514.8760190286. The cubic root of 342800634 is about 699.8643505856.

Adding to 342800634 its reverse (436008243), we get a palindrome (778808877).

The spelling of 342800634 in words is "three hundred forty-two million, eight hundred thousand, six hundred thirty-four".