3835420 has 48 divisors (see below), whose sum is σ = 8503488. Its totient is φ = 1451520.

The previous prime is 3835399. The next prime is 3835439. The reversal of 3835420 is 245383.

3835420 = T₁₀₄ + T₁₀₅ + ... + T₂₈₈.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52504 + ... + 52576.

It is an arithmetic number, because the mean of its divisors is an integer number (177156).

Almost surely, 2^3835420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3835420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4251744).

3835420 is an abundant number, since it is smaller than the sum of its proper divisors (4668068).

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

3835420 is a wasteful number, since it uses less digits than its factorization.

3835420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3835420 is about 1958.4228348342. The cubic root of 3835420 is about 156.5324236086.

The spelling of 3835420 in words is "three million, eight hundred thirty-five thousand, four hundred twenty".