3356840 has 16 divisors (see below), whose sum is σ = 7552980. Its totient is φ = 1342720.

The previous prime is 3356833. The next prime is 3356887. The reversal of 3356840 is 486533.

It can be written as a sum of positive squares in 2 ways, for example, as 3147076 + 209764 = 1774^2 + 458^2 .

It is a super-2 number, since 2×3356840² = 22536749571200, which contains 22 as substring.

It is a congruent number.

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, 41921 + ... + 42000.

Almost surely, 2^3356840 is an apocalyptic number.

It is an amenable number.

3356840 is an abundant number, since it is smaller than the sum of its proper divisors (4196140).

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

3356840 is a wasteful number, since it uses less digits than its factorization.

3356840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83932 (or 83928 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 3356840 is about 1832.1681145572. The cubic root of 3356840 is about 149.7304789758.

The spelling of 3356840 in words is "three million, three hundred fifty-six thousand, eight hundred forty".