3423428 has 6 divisors (see below), whose sum is σ = 5991006. Its totient is φ = 1711712.

The previous prime is 3423419. The next prime is 3423457. The reversal of 3423428 is 8243243.

It can be written as a sum of positive squares in only one way, i.e., 3161284 + 262144 = 1778^2 + 512^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3423397 and 3423406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427925 + ... + 427932.

It is an arithmetic number, because the mean of its divisors is an integer number (998501).

Almost surely, 2^3423428 is an apocalyptic number.

It is an amenable number.

3423428 is a deficient number, since it is larger than the sum of its proper divisors (2567578).

3423428 is a wasteful number, since it uses less digits than its factorization.

3423428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855861 (or 855859 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 3423428 is about 1850.2507938115. The cubic root of 3423428 is about 150.7140473673.

The spelling of 3423428 in words is "three million, four hundred twenty-three thousand, four hundred twenty-eight".