3428620 has 24 divisors (see below), whose sum is σ = 7754544. Its totient is φ = 1265856.

The previous prime is 3428617. The next prime is 3428651. The reversal of 3428620 is 268243.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6334 + ... + 6853.

It is an arithmetic number, because the mean of its divisors is an integer number (323106).

Almost surely, 2^3428620 is an apocalyptic number.

It is an amenable number.

3428620 is an abundant number, since it is smaller than the sum of its proper divisors (4325924).

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

3428620 is a wasteful number, since it uses less digits than its factorization.

3428620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13209 (or 13207 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 3428620 is about 1851.6533152834. The cubic root of 3428620 is about 150.7902002839.

The spelling of 3428620 in words is "three million, four hundred twenty-eight thousand, six hundred twenty".