2043955 has 8 divisors (see below), whose sum is σ = 2461104. Its totient is φ = 1629600.

The previous prime is 2043953. The next prime is 2043959. The reversal of 2043955 is 5593402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2043955 - 2¹ = 2043953 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (2043953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1620 + ... + 2590.

It is an arithmetic number, because the mean of its divisors is an integer number (307638).

2^2043955 is an apocalyptic number.

2043955 is a deficient number, since it is larger than the sum of its proper divisors (417149).

2043955 is an equidigital number, since it uses as much as digits as its factorization.

2043955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 2043955 is about 1429.6695422369. The cubic root of 2043955 is about 126.9084217969.

The spelling of 2043955 in words is "two million, forty-three thousand, nine hundred fifty-five".