1652215500 has 288 divisors, whose sum is σ = 5717467392. Its totient is φ = 399168000.

The previous prime is 1652215489. The next prime is 1652215541. The reversal of 1652215500 is 55122561.

1652215500 is a `hidden beast` number, since 1 + 652 + 2 + 1 + 5 + 5 + 0 + 0 = 666.

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 95 ways as a sum of consecutive naturals, for example, 3568269 + ... + 3568731.

Almost surely, 2^1652215500 is an apocalyptic number.

1652215500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1652215500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2858733696).

1652215500 is an abundant number, since it is smaller than the sum of its proper divisors (4065251892).

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

1652215500 is a wasteful number, since it uses less digits than its factorization.

1652215500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562 (or 547 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1652215500 is about 40647.4537947951. The cubic root of 1652215500 is about 1182.1943988713.

The spelling of 1652215500 in words is "one billion, six hundred fifty-two million, two hundred fifteen thousand, five hundred".