3469428 has 36 divisors (see below), whose sum is σ = 9287460. Its totient is φ = 1088256.

The previous prime is 3469421. The next prime is 3469441. The reversal of 3469428 is 8249643.

It is a happy number.

3469428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1774224 + 1695204 = 1332^2 + 1302^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 3⁵ + 4⁹ + 6³ + 9⁵ + 4¹⁰ + 2¹¹ + 8⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 3469392 and 3469401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3469421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2223 + ... + 3446.

It is an arithmetic number, because the mean of its divisors is an integer number (257985).

Almost surely, 2^3469428 is an apocalyptic number.

It is an amenable number.

3469428 is an abundant number, since it is smaller than the sum of its proper divisors (5818032).

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

3469428 is a wasteful number, since it uses less digits than its factorization.

3469428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5696 (or 5691 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 3469428 is about 1862.6400618477. The cubic root of 3469428 is about 151.3860856585.

The spelling of 3469428 in words is "three million, four hundred sixty-nine thousand, four hundred twenty-eight".