3476840 has 32 divisors (see below), whose sum is σ = 8284680. Its totient is φ = 1308672.

The previous prime is 3476827. The next prime is 3476843. The reversal of 3476840 is 486743.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2172676 + 1304164 = 1474^2 + 1142^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3476797 and 3476806.

It is not an unprimeable number, because it can be changed into a prime (3476843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1877 + ... + 3236.

Almost surely, 2^3476840 is an apocalyptic number.

It is an amenable number.

3476840 is an abundant number, since it is smaller than the sum of its proper divisors (4807840).

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

3476840 is a wasteful number, since it uses less digits than its factorization.

3476840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5141 (or 5137 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 3476840 is about 1864.6286493562. The cubic root of 3476840 is about 151.4938148056.

The spelling of 3476840 in words is "three million, four hundred seventy-six thousand, eight hundred forty".