3480028 has 6 divisors (see below), whose sum is σ = 6090056. Its totient is φ = 1740012.

The previous prime is 3480017. The next prime is 3480031. The reversal of 3480028 is 8200843.

It is a super-2 number, since 2×3480028² = 24221189761568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3479984 and 3480011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435000 + ... + 435007.

Almost surely, 2^3480028 is an apocalyptic number.

It is an amenable number.

3480028 is a deficient number, since it is larger than the sum of its proper divisors (2610028).

3480028 is a wasteful number, since it uses less digits than its factorization.

3480028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870011 (or 870009 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 3480028 is about 1865.4833153904. The cubic root of 3480028 is about 151.5401034607.

The spelling of 3480028 in words is "three million, four hundred eighty thousand, twenty-eight".