1671044 has 12 divisors (see below), whose sum is σ = 2951004. Its totient is φ = 827904.

The previous prime is 1671041. The next prime is 1671053. The reversal of 1671044 is 4401761.

It can be written as a sum of positive squares in 2 ways, for example, as 78400 + 1592644 = 280^2 + 1262^2 .

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1671041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1397 + ... + 2300.

It is an arithmetic number, because the mean of its divisors is an integer number (245917).

2^1671044 is an apocalyptic number.

It is an amenable number.

1671044 is a deficient number, since it is larger than the sum of its proper divisors (1279960).

1671044 is a wasteful number, since it uses less digits than its factorization.

1671044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3814 (or 3812 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1671044 is about 1292.6886709490. The cubic root of 1671044 is about 118.6668174611. Note that the first 3 decimals are identical.

The spelling of 1671044 in words is "one million, six hundred seventy-one thousand, forty-four".