3805730 has 16 divisors (see below), whose sum is σ = 6873984. Its totient is φ = 1517040.

The previous prime is 3805721. The next prime is 3805733. The reversal of 3805730 is 375083.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3805730.

It is not an unprimeable number, because it can be changed into a prime (3805733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3869 + ... + 4751.

It is an arithmetic number, because the mean of its divisors is an integer number (429624).

Almost surely, 2^3805730 is an apocalyptic number.

3805730 is a deficient number, since it is larger than the sum of its proper divisors (3068254).

3805730 is a wasteful number, since it uses less digits than its factorization.

3805730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 3805730 is about 1950.8280293250. The cubic root of 3805730 is about 156.1274708728.

The spelling of 3805730 in words is "three million, eight hundred five thousand, seven hundred thirty".