5235515220 has 72 divisors (see below), whose sum is σ = 15873865056. Its totient is φ = 1288739712.

The previous prime is 5235515191. The next prime is 5235515249. The reversal of 5235515220 is 225155325.

It is an interprime number because it is at equal distance from previous prime (5235515191) and next prime (5235515249).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 248022 + ... + 268301.

It is an arithmetic number, because the mean of its divisors is an integer number (220470348).

Almost surely, 2^5235515220 is an apocalyptic number.

It is an amenable number.

5235515220 is an abundant number, since it is smaller than the sum of its proper divisors (10638349836).

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

5235515220 is a wasteful number, since it uses less digits than its factorization.

5235515220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516361 (or 516346 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 5235515220 is about 72356.8602138042. The cubic root of 5235515220 is about 1736.4134539617.

The spelling of 5235515220 in words is "five billion, two hundred thirty-five million, five hundred fifteen thousand, two hundred twenty".