2099356 has 18 divisors (see below), whose sum is σ = 4274088. Its totient is φ = 899640.

The previous prime is 2099341. The next prime is 2099359. The reversal of 2099356 is 6539902.

It is a happy number.

It is a super-2 number, since 2×2099356² = 8814591229472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2099359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5160 + ... + 5551.

2^2099356 is an apocalyptic number.

It is an amenable number.

2099356 is an abundant number, since it is smaller than the sum of its proper divisors (2174732).

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

2099356 is a wasteful number, since it uses less digits than its factorization.

2099356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10729 (or 10720 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 2099356 is about 1448.9154564708. The cubic root of 2099356 is about 128.0448247956.

The spelling of 2099356 in words is "two million, ninety-nine thousand, three hundred fifty-six".