2036406 has 16 divisors (see below), whose sum is σ = 4183344. Its totient is φ = 660384.

The previous prime is 2036393. The next prime is 2036423. The reversal of 2036406 is 6046302.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4365 + ... + 4808.

It is an arithmetic number, because the mean of its divisors is an integer number (261459).

2^2036406 is an apocalyptic number.

2036406 is an abundant number, since it is smaller than the sum of its proper divisors (2146938).

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

2036406 is a wasteful number, since it uses less digits than its factorization.

2036406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9215.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2036406 is about 1427.0269794226. The cubic root of 2036406 is about 126.7519908343.

It can be divided in two parts, 2036 and 406, that added together give a palindrome (2442).

The spelling of 2036406 in words is "two million, thirty-six thousand, four hundred six".