342140736 has 168 divisors, whose sum is σ = 1079942976. Its totient is φ = 95262720.

The previous prime is 342140731. The next prime is 342140761. The reversal of 342140736 is 637041243.

It is a tau number, because it is divible by the number of its divisors (168).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342140731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 385285 + ... + 386171.

It is an arithmetic number, because the mean of its divisors is an integer number (6428232).

Almost surely, 2^342140736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342140736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (539971488).

342140736 is an abundant number, since it is smaller than the sum of its proper divisors (737802240).

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

342140736 is a wasteful number, since it uses less digits than its factorization.

342140736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 342140736 is about 18497.0466831870. The cubic root of 342140736 is about 699.4149778730.

Adding to 342140736 its reverse (637041243), we get a palindrome (979181979).

The spelling of 342140736 in words is "three hundred forty-two million, one hundred forty thousand, seven hundred thirty-six".