2035406 has 4 divisors (see below), whose sum is σ = 3053112. Its totient is φ = 1017702.

The previous prime is 2035403. The next prime is 2035417. The reversal of 2035406 is 6045302.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2035403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508850 + ... + 508853.

It is an arithmetic number, because the mean of its divisors is an integer number (763278).

2^2035406 is an apocalyptic number.

2035406 is a deficient number, since it is larger than the sum of its proper divisors (1017706).

2035406 is a wasteful number, since it uses less digits than its factorization.

2035406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017705.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2035406 is about 1426.6765575981. The cubic root of 2035406 is about 126.7312397751.

The spelling of 2035406 in words is "two million, thirty-five thousand, four hundred six".