2091802532 has 12 divisors (see below), whose sum is σ = 3670853760. Its totient is φ = 1042987176.

The previous prime is 2091802513. The next prime is 2091802543. The reversal of 2091802532 is 2352081902.

It is a happy number.

It is a super-2 number, since 2×2091802532² = 8751275665763222048, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 726908 + ... + 729779.

It is an arithmetic number, because the mean of its divisors is an integer number (305904480).

Almost surely, 2^2091802532 is an apocalyptic number.

It is an amenable number.

2091802532 is a deficient number, since it is larger than the sum of its proper divisors (1579051228).

2091802532 is a wasteful number, since it uses less digits than its factorization.

2091802532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457050 (or 1457048 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2091802532 is about 45736.2277849846. The cubic root of 2091802532 is about 1278.9107212370.

The spelling of 2091802532 in words is "two billion, ninety-one million, eight hundred two thousand, five hundred thirty-two".