4342729536 has 84 divisors (see below), whose sum is σ = 12459390372. Its totient is φ = 1446211584.

The previous prime is 4342729463. The next prime is 4342729541. The reversal of 4342729536 is 6359272434.

4342729536 is a `hidden beast` number, since 4 + 3 + 42 + 72 + 9 + 536 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3911751936 + 430977600 = 62544^2 + 20760^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4342729491 and 4342729500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 744166 + ... + 749978.

Almost surely, 2^4342729536 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 4342729536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6229695186).

4342729536 is an abundant number, since it is smaller than the sum of its proper divisors (8116660836).

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

4342729536 is a wasteful number, since it uses less digits than its factorization.

4342729536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7128 (or 7115 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 4342729536 is about 65899.3894964134. The cubic root of 4342729536 is about 1631.5019385568.

The spelling of 4342729536 in words is "four billion, three hundred forty-two million, seven hundred twenty-nine thousand, five hundred thirty-six".