3855130 has 16 divisors (see below), whose sum is σ = 7035624. Its totient is φ = 1520640.

The previous prime is 3855127. The next prime is 3855133. The reversal of 3855130 is 315583.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3855127) and next prime (3855133).

It can be written as a sum of positive squares in 4 ways, for example, as 2493241 + 1361889 = 1579^2 + 1167^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3855095 and 3855104.

It is not an unprimeable number, because it can be changed into a prime (3855133) 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, 1911 + ... + 3370.

Almost surely, 2^3855130 is an apocalyptic number.

3855130 is a deficient number, since it is larger than the sum of its proper divisors (3180494).

3855130 is a wasteful number, since it uses less digits than its factorization.

3855130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5361.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 3855130 is about 1963.4484969054. The cubic root of 3855130 is about 156.8001026048.

The spelling of 3855130 in words is "three million, eight hundred fifty-five thousand, one hundred thirty".