1332681 has 16 divisors (see below), whose sum is σ = 2150784. Its totient is φ = 716544.

The previous prime is 1332673. The next prime is 1332691. The reversal of 1332681 is 1862331.

It is not a de Polignac number, because 1332681 - 2³ = 1332673 is a prime.

It is a super-2 number, since 2×1332681² = 3552077295522, which contains 22 as substring.

It is a Curzon number.

1332681 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1332631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1510 + ... + 2223.

It is an arithmetic number, because the mean of its divisors is an integer number (134424).

2^1332681 is an apocalyptic number.

It is an amenable number.

1332681 is a deficient number, since it is larger than the sum of its proper divisors (818103).

1332681 is a wasteful number, since it uses less digits than its factorization.

1332681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3760.

The product of its digits is 864, while the sum is 24.

The square root of 1332681 is about 1154.4180352022. The cubic root of 1332681 is about 110.0462890583.

The spelling of 1332681 in words is "one million, three hundred thirty-two thousand, six hundred eighty-one".