3428136 has 64 divisors (see below), whose sum is σ = 9720000. Its totient is φ = 1119168.

The previous prime is 3428099. The next prime is 3428137. The reversal of 3428136 is 6318243.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3428137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12610 + ... + 12878.

It is an arithmetic number, because the mean of its divisors is an integer number (151875).

Almost surely, 2^3428136 is an apocalyptic number.

3428136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3428136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4860000).

3428136 is an abundant number, since it is smaller than the sum of its proper divisors (6291864).

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

3428136 is a wasteful number, since it uses less digits than its factorization.

3428136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343 (or 333 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 3428136 is about 1851.5226166591. The cubic root of 3428136 is about 150.7831045339.

The spelling of 3428136 in words is "three million, four hundred twenty-eight thousand, one hundred thirty-six".