881667 has 12 divisors (see below), whose sum is σ = 1283464. Its totient is φ = 583200.

The previous prime is 881663. The next prime is 881669. The reversal of 881667 is 766188.

It is not a de Polignac number, because 881667 - 2² = 881663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (881663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1167 + ... + 1767.

2⁸⁸¹⁶⁶⁷ is an apocalyptic number.

881667 is a deficient number, since it is larger than the sum of its proper divisors (401797).

881667 is a wasteful number, since it uses less digits than its factorization.

881667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770 (or 767 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 881667 is about 938.9712455661. The cubic root of 881667 is about 95.8888687981. Note that the first 4 decimals are identical.

The spelling of 881667 in words is "eight hundred eighty-one thousand, six hundred sixty-seven".