4239309340 has 96 divisors (see below), whose sum is σ = 10362046464. Its totient is φ = 1426913280.

The previous prime is 4239309323. The next prime is 4239309341. The reversal of 4239309340 is 439039324.

It is a super-2 number, since 2×4239309340² = 35943487360422471200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4239309340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4239309341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1777789 + ... + 1780171.

It is an arithmetic number, because the mean of its divisors is an integer number (107937984).

Almost surely, 2^4239309340 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 4239309340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5181023232).

4239309340 is an abundant number, since it is smaller than the sum of its proper divisors (6122737124).

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

4239309340 is a wasteful number, since it uses less digits than its factorization.

4239309340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627 (or 2625 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 4239309340 is about 65109.9788050956. The cubic root of 4239309340 is about 1618.4465803003.

The spelling of 4239309340 in words is "four billion, two hundred thirty-nine million, three hundred nine thousand, three hundred forty".