1481668 has 24 divisors (see below), whose sum is σ = 2744280. Its totient is φ = 698880.

The previous prime is 1481663. The next prime is 1481671. The reversal of 1481668 is 8661841.

It can be written as a sum of positive squares in 4 ways, for example, as 544644 + 937024 = 738^2 + 968^2 .

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1481663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6028 + ... + 6268.

It is an arithmetic number, because the mean of its divisors is an integer number (114345).

2^1481668 is an apocalyptic number.

It is an amenable number.

1481668 is a deficient number, since it is larger than the sum of its proper divisors (1262612).

1481668 is a wasteful number, since it uses less digits than its factorization.

1481668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327 (or 325 counting only the distinct ones).

The product of its digits is 9216, while the sum is 34.

The square root of 1481668 is about 1217.2378567889. The cubic root of 1481668 is about 114.0031803771.

It can be divided in two parts, 14816 and 68, that added together give a square (14884 = 122²).

The spelling of 1481668 in words is "one million, four hundred eighty-one thousand, six hundred sixty-eight".