2106061552 has 30 divisors (see below), whose sum is σ = 4746699168. Its totient is φ = 902597472.

The previous prime is 2106061523. The next prime is 2106061589. The reversal of 2106061552 is 2551606012.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 2106061552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1342368 + ... + 1343935.

Almost surely, 2^2106061552 is an apocalyptic number.

It is an amenable number.

2106061552 is an abundant number, since it is smaller than the sum of its proper divisors (2640637616).

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

2106061552 is a wasteful number, since it uses less digits than its factorization.

2106061552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686325 (or 2686312 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 2106061552 is about 45891.8462474545. The cubic root of 2106061552 is about 1281.8100920747.

Adding to 2106061552 its reverse (2551606012), we get a palindrome (4657667564).

The spelling of 2106061552 in words is "two billion, one hundred six million, sixty-one thousand, five hundred fifty-two".