1864468 has 12 divisors (see below), whose sum is σ = 3375540. Its totient is φ = 900032.

The previous prime is 1864463. The next prime is 1864469. The reversal of 1864468 is 8644681.

It can be written as a sum of positive squares in 2 ways, for example, as 636804 + 1227664 = 798^2 + 1108^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1864463) 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, 7921 + ... + 8152.

It is an arithmetic number, because the mean of its divisors is an integer number (281295).

2^1864468 is an apocalyptic number.

It is an amenable number.

1864468 is a deficient number, since it is larger than the sum of its proper divisors (1511072).

1864468 is a wasteful number, since it uses less digits than its factorization.

1864468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16106 (or 16104 counting only the distinct ones).

The product of its digits is 36864, while the sum is 37.

The square root of 1864468 is about 1365.4552354435. The cubic root of 1864468 is about 123.0792887766.

It can be divided in two parts, 1864 and 468, that added together give a palindrome (2332).

The spelling of 1864468 in words is "one million, eight hundred sixty-four thousand, four hundred sixty-eight".