3806434 has 8 divisors (see below), whose sum is σ = 5739228. Its totient is φ = 1893360.

The previous prime is 3806423. The next prime is 3806437. The reversal of 3806434 is 4346083.

It can be written as a sum of positive squares in 2 ways, for example, as 3790809 + 15625 = 1947^2 + 125^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3806437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4437 + ... + 5224.

Almost surely, 2^3806434 is an apocalyptic number.

3806434 is a deficient number, since it is larger than the sum of its proper divisors (1932794).

3806434 is a wasteful number, since it uses less digits than its factorization.

3806434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9860.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 3806434 is about 1951.0084571831. The cubic root of 3806434 is about 156.1370973188.

The spelling of 3806434 in words is "three million, eight hundred six thousand, four hundred thirty-four".