2671428 has 12 divisors (see below), whose sum is σ = 6233360. Its totient is φ = 890472.

The previous prime is 2671391. The next prime is 2671447. The reversal of 2671428 is 8241762.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2671395 and 2671404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111298 + ... + 111321.

2^2671428 is an apocalyptic number.

It is an amenable number.

2671428 is an abundant number, since it is smaller than the sum of its proper divisors (3561932).

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

2671428 is a wasteful number, since it uses less digits than its factorization.

2671428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222626 (or 222624 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 2671428 is about 1634.4503663311. The cubic root of 2671428 is about 138.7547389015.

The spelling of 2671428 in words is "two million, six hundred seventy-one thousand, four hundred twenty-eight".