3400836 has 12 divisors (see below), whose sum is σ = 7935312. Its totient is φ = 1133608.

The previous prime is 3400823. The next prime is 3400841. The reversal of 3400836 is 6380043.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141690 + ... + 141713.

It is an arithmetic number, because the mean of its divisors is an integer number (661276).

Almost surely, 2^3400836 is an apocalyptic number.

It is an amenable number.

3400836 is an abundant number, since it is smaller than the sum of its proper divisors (4534476).

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

3400836 is a wasteful number, since it uses less digits than its factorization.

3400836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283410 (or 283408 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 3400836 is about 1844.1355698538. The cubic root of 3400836 is about 150.3817830094.

Adding to 3400836 its reverse (6380043), we get a palindrome (9780879).

The spelling of 3400836 in words is "three million, four hundred thousand, eight hundred thirty-six".