4057836 has 12 divisors (see below), whose sum is σ = 9468312. Its totient is φ = 1352608.

The previous prime is 4057829. The next prime is 4057841. The reversal of 4057836 is 6387504.

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

It is a junction number, because it is equal to n+sod(n) for n = 4057797 and 4057806.

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, 169065 + ... + 169088.

It is an arithmetic number, because the mean of its divisors is an integer number (789026).

Almost surely, 2^4057836 is an apocalyptic number.

It is an amenable number.

4057836 is an abundant number, since it is smaller than the sum of its proper divisors (5410476).

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

4057836 is a wasteful number, since it uses less digits than its factorization.

4057836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338160 (or 338158 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 4057836 is about 2014.4071088040. The cubic root of 4057836 is about 159.5015215245.

The spelling of 4057836 in words is "four million, fifty-seven thousand, eight hundred thirty-six".