4340200520 has 16 divisors (see below), whose sum is σ = 9765451260. Its totient is φ = 1736080192.

The previous prime is 4340200517. The next prime is 4340200537. The reversal of 4340200520 is 250020434.

It can be written as a sum of positive squares in 2 ways, for example, as 3891014884 + 449185636 = 62378^2 + 21194^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4340200492 and 4340200501.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 54252467 + ... + 54252546.

Almost surely, 2^4340200520 is an apocalyptic number.

4340200520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4340200520 is an abundant number, since it is smaller than the sum of its proper divisors (5425250740).

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

4340200520 is a wasteful number, since it uses less digits than its factorization.

4340200520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108505024 (or 108505020 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 4340200520 is about 65880.1982389246. The cubic root of 4340200520 is about 1631.1851719024.

Adding to 4340200520 its reverse (250020434), we get a palindrome (4590220954).

The spelling of 4340200520 in words is "four billion, three hundred forty million, two hundred thousand, five hundred twenty".