342239436 has 144 divisors (see below), whose sum is σ = 1084731648. Its totient is φ = 88387200.

The previous prime is 342239431. The next prime is 342239437. The reversal of 342239436 is 634932243.

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 342239436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342239431) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 917346 + ... + 917718.

Almost surely, 2^342239436 is an apocalyptic number.

342239436 is a gapful number since it is divisible by the number (36) 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 342239436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (542365824).

342239436 is an abundant number, since it is smaller than the sum of its proper divisors (742492212).

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

342239436 is a wasteful number, since it uses less digits than its factorization.

342239436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732 (or 727 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 342239436 is about 18499.7144842833. The cubic root of 342239436 is about 699.4822266336.

It can be divided in two parts, 342 and 239436, that added together give a triangular number (239778 = T₆₉₂).

The spelling of 342239436 in words is "three hundred forty-two million, two hundred thirty-nine thousand, four hundred thirty-six".