1000670 has 24 divisors (see below), whose sum is σ = 1982232. Its totient is φ = 363440.

The previous prime is 1000669. The next prime is 1000679. The reversal of 1000670 is 760001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000679) 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, 797 + ... + 1623.

It is an arithmetic number, because the mean of its divisors is an integer number (82593).

2^1000670 is an apocalyptic number.

1000670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000670 is a deficient number, since it is larger than the sum of its proper divisors (981562).

1000670 is a wasteful number, since it uses less digits than its factorization.

1000670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856 (or 845 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 1000670 is about 1000.3349439063. The cubic root of 1000670 is about 100.0223283474.

Adding to 1000670 its reverse (760001), we get a palindrome (1760671).

The spelling of 1000670 in words is "one million, six hundred seventy", and thus it is an aban number.