3318456 has 48 divisors (see below), whose sum is σ = 8610840. Its totient is φ = 1065600.

The previous prime is 3318449. The next prime is 3318479. The reversal of 3318456 is 6548133.

It is a super-2 number, since 2×3318456² = 22024300447872, 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 11 ways as a sum of consecutive naturals, for example, 32806 + ... + 32906.

Almost surely, 2^3318456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3318456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4305420).

3318456 is an abundant number, since it is smaller than the sum of its proper divisors (5292384).

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

3318456 is a wasteful number, since it uses less digits than its factorization.

3318456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 143 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 3318456 is about 1821.6629765135. The cubic root of 3318456 is about 149.1575889249.

The spelling of 3318456 in words is "three million, three hundred eighteen thousand, four hundred fifty-six".