2347664 has 20 divisors (see below), whose sum is σ = 4962480. Its totient is φ = 1067040.

The previous prime is 2347663. The next prime is 2347693. The reversal of 2347664 is 4667432.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2²¹ + 3¹¹ + 4⁶ + 7⁴ + 6² + 6⁴ + 4⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 2347664.

It is not an unprimeable number, because it can be changed into a prime (2347663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6494 + ... + 6845.

It is an arithmetic number, because the mean of its divisors is an integer number (248124).

2^2347664 is an apocalyptic number.

It is an amenable number.

2347664 is an abundant number, since it is smaller than the sum of its proper divisors (2614816).

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

2347664 is a wasteful number, since it uses less digits than its factorization.

2347664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13358 (or 13352 counting only the distinct ones).

The product of its digits is 24192, while the sum is 32.

The square root of 2347664 is about 1532.2088630471. The cubic root of 2347664 is about 132.9062221702.

The spelling of 2347664 in words is "two million, three hundred forty-seven thousand, six hundred sixty-four".