4261066340 has 24 divisors (see below), whose sum is σ = 8956354680. Its totient is φ = 1702880768.

The previous prime is 4261066333. The next prime is 4261066357. The reversal of 4261066340 is 436601624.

It can be written as a sum of positive squares in 4 ways, for example, as 220938496 + 4040127844 = 14864^2 + 63562^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4261066297 and 4261066306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73877 + ... + 118236.

It is an arithmetic number, because the mean of its divisors is an integer number (373181445).

Almost surely, 2^4261066340 is an apocalyptic number.

It is an amenable number.

4261066340 is an abundant number, since it is smaller than the sum of its proper divisors (4695288340).

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

4261066340 is a wasteful number, since it uses less digits than its factorization.

4261066340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193231 (or 193229 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 4261066340 is about 65276.8438268886. The cubic root of 4261066340 is about 1621.2105898188.

Adding to 4261066340 its reverse (436601624), we get a palindrome (4697667964).

The spelling of 4261066340 in words is "four billion, two hundred sixty-one million, sixty-six thousand, three hundred forty".