1671374 has 4 divisors (see below), whose sum is σ = 2507064. Its totient is φ = 835686.

The previous prime is 1671359. The next prime is 1671379. The reversal of 1671374 is 4731761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4731761 = 1151 ⋅4111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1671379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417842 + ... + 417845.

It is an arithmetic number, because the mean of its divisors is an integer number (626766).

2^1671374 is an apocalyptic number.

1671374 is a deficient number, since it is larger than the sum of its proper divisors (835690).

1671374 is an equidigital number, since it uses as much as digits as its factorization.

1671374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835689.

The product of its digits is 3528, while the sum is 29.

The square root of 1671374 is about 1292.8163055902. The cubic root of 1671374 is about 118.6746284408.

The spelling of 1671374 in words is "one million, six hundred seventy-one thousand, three hundred seventy-four".