2099732 has 6 divisors (see below), whose sum is σ = 3674538. Its totient is φ = 1049864.

The previous prime is 2099731. The next prime is 2099743. The reversal of 2099732 is 2379902.

It can be written as a sum of positive squares in only one way, i.e., 2062096 + 37636 = 1436^2 + 194^2 .

It is a d-powerful number, because it can be written as 2⁵ + 0 + 9 + 9 + 7³ + 3⁷ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2099731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262463 + ... + 262470.

It is an arithmetic number, because the mean of its divisors is an integer number (612423).

2^2099732 is an apocalyptic number.

It is an amenable number.

2099732 is a deficient number, since it is larger than the sum of its proper divisors (1574806).

2099732 is a wasteful number, since it uses less digits than its factorization.

2099732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524937 (or 524935 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 2099732 is about 1449.0452028836. The cubic root of 2099732 is about 128.0524687239.

The spelling of 2099732 in words is "two million, ninety-nine thousand, seven hundred thirty-two".