881251 has 8 divisors (see below), whose sum is σ = 1022720. Its totient is φ = 743688.

The previous prime is 881249. The next prime is 881269. The reversal of 881251 is 152188.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 881251 - 2¹ = 881249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (881351) 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, 471 + ... + 1408.

It is an arithmetic number, because the mean of its divisors is an integer number (127840).

2⁸⁸¹²⁵¹ is an apocalyptic number.

881251 is a deficient number, since it is larger than the sum of its proper divisors (141469).

881251 is a wasteful number, since it uses less digits than its factorization.

881251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953.

The product of its digits is 640, while the sum is 25.

The square root of 881251 is about 938.7497003994. The cubic root of 881251 is about 95.8737852330.

The spelling of 881251 in words is "eight hundred eighty-one thousand, two hundred fifty-one".