2941664 has 48 divisors (see below), whose sum is σ = 6468336. Its totient is φ = 1305600.

The previous prime is 2941651. The next prime is 2941669. The reversal of 2941664 is 4661492.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 2941664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2941669) 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, 21404 + ... + 21540.

It is an arithmetic number, because the mean of its divisors is an integer number (134757).

2^2941664 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 2941664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3234168).

2941664 is an abundant number, since it is smaller than the sum of its proper divisors (3526672).

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

2941664 is a wasteful number, since it uses less digits than its factorization.

2941664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 211 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 2941664 is about 1715.1279835627. The cubic root of 2941664 is about 143.2839972020.

The spelling of 2941664 in words is "two million, nine hundred forty-one thousand, six hundred sixty-four".