1010889 has 12 divisors (see below), whose sum is σ = 1593072. Its totient is φ = 612600.

The previous prime is 1010881. The next prime is 1010897. The reversal of 1010889 is 9880101.

It is an interprime number because it is at equal distance from previous prime (1010881) and next prime (1010897).

It is not a de Polignac number, because 1010889 - 2³ = 1010881 is a prime.

It is a Curzon number.

1010889 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1010881) 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, 5007 + ... + 5204.

It is an arithmetic number, because the mean of its divisors is an integer number (132756).

2^1010889 is an apocalyptic number.

It is an amenable number.

1010889 is a deficient number, since it is larger than the sum of its proper divisors (582183).

1010889 is a wasteful number, since it uses less digits than its factorization.

1010889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10228 (or 10225 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The square root of 1010889 is about 1005.4297588594. The cubic root of 1010889 is about 100.3616571311.

The spelling of 1010889 in words is "one million, ten thousand, eight hundred eighty-nine".