3835830 has 32 divisors (see below), whose sum is σ = 9525600. Its totient is φ = 987392.

The previous prime is 3835771. The next prime is 3835831. The reversal of 3835830 is 385383.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3835831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1335 + ... + 3074.

It is an arithmetic number, because the mean of its divisors is an integer number (297675).

Almost surely, 2^3835830 is an apocalyptic number.

3835830 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3835830 is an abundant number, since it is smaller than the sum of its proper divisors (5689770).

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

3835830 is a wasteful number, since it uses less digits than its factorization.

3835830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 3835830 is about 1958.5275081040. The cubic root of 3835830 is about 156.5380010949.

The spelling of 3835830 in words is "three million, eight hundred thirty-five thousand, eight hundred thirty".