3455128 has 8 divisors (see below), whose sum is σ = 6478380. Its totient is φ = 1727560.

The previous prime is 3455113. The next prime is 3455141. The reversal of 3455128 is 8215543.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3455096 and 3455105.

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, 215938 + ... + 215953.

Almost surely, 2^3455128 is an apocalyptic number.

It is an amenable number.

3455128 is a deficient number, since it is larger than the sum of its proper divisors (3023252).

3455128 is a wasteful number, since it uses less digits than its factorization.

3455128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431897 (or 431893 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 3455128 is about 1858.7974607256. The cubic root of 3455128 is about 151.1778090479.

The spelling of 3455128 in words is "three million, four hundred fifty-five thousand, one hundred twenty-eight".