891402 has 32 divisors (see below), whose sum is σ = 1900800. Its totient is φ = 278208.

The previous prime is 891391. The next prime is 891409. The reversal of 891402 is 204198.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 891402.

It is not an unprimeable number, because it can be changed into a prime (891409) by changing a digit.

891402 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8124 + ... + 8232.

It is an arithmetic number, because the mean of its divisors is an integer number (59400).

2⁸⁹¹⁴⁰² is an apocalyptic number.

891402 is an abundant number, since it is smaller than the sum of its proper divisors (1009398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

891402 is a wasteful number, since it uses less digits than its factorization.

891402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 891402 is about 944.1408793183. The cubic root of 891402 is about 96.2404994277.

The spelling of 891402 in words is "eight hundred ninety-one thousand, four hundred two".