1868264 has 16 divisors (see below), whose sum is σ = 3585120. Its totient is φ = 912240.

The previous prime is 1868261. The next prime is 1868287. The reversal of 1868264 is 4628681.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (1868261) 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, 2372 + ... + 3059.

It is an arithmetic number, because the mean of its divisors is an integer number (224070).

2^1868264 is an apocalyptic number.

It is an amenable number.

1868264 is a deficient number, since it is larger than the sum of its proper divisors (1716856).

1868264 is a wasteful number, since it uses less digits than its factorization.

1868264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5480 (or 5476 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 1868264 is about 1366.8445412701. The cubic root of 1868264 is about 123.1627607132.

The spelling of 1868264 in words is "one million, eight hundred sixty-eight thousand, two hundred sixty-four".