3367840 has 96 divisors (see below), whose sum is σ = 9483264. Its totient is φ = 1105920.

The previous prime is 3367829. The next prime is 3367841. The reversal of 3367840 is 487633.

It is a super-2 number, since 2×3367840² = 22684692531200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3367841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34672 + ... + 34768.

It is an arithmetic number, because the mean of its divisors is an integer number (98784).

Almost surely, 2^3367840 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 3367840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4741632).

3367840 is an abundant number, since it is smaller than the sum of its proper divisors (6115424).

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

3367840 is a wasteful number, since it uses less digits than its factorization.

3367840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 3367840 is about 1835.1675672810. The cubic root of 3367840 is about 149.8938508260.

The spelling of 3367840 in words is "three million, three hundred sixty-seven thousand, eight hundred forty".