2091292772 has 12 divisors (see below), whose sum is σ = 3663319296. Its totient is φ = 1044630120.

The previous prime is 2091292727. The next prime is 2091292787. The reversal of 2091292772 is 2772921902.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249428 + ... + 257675.

It is an arithmetic number, because the mean of its divisors is an integer number (305276608).

Almost surely, 2^2091292772 is an apocalyptic number.

It is an amenable number.

2091292772 is a deficient number, since it is larger than the sum of its proper divisors (1572026524).

2091292772 is a wasteful number, since it uses less digits than its factorization.

2091292772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508138 (or 508136 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 2091292772 is about 45730.6546202873. The cubic root of 2091292772 is about 1278.8068251180.

The spelling of 2091292772 in words is "two billion, ninety-one million, two hundred ninety-two thousand, seven hundred seventy-two".