1874345 has 16 divisors (see below), whose sum is σ = 2503872. Its totient is φ = 1335360.

The previous prime is 1874317. The next prime is 1874351. The reversal of 1874345 is 5434781.

It is not a de Polignac number, because 1874345 - 2¹⁰ = 1873321 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2594 + ... + 3236.

It is an arithmetic number, because the mean of its divisors is an integer number (156492).

2^1874345 is an apocalyptic number.

It is an amenable number.

1874345 is a deficient number, since it is larger than the sum of its proper divisors (629527).

1874345 is a wasteful number, since it uses less digits than its factorization.

1874345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712.

The product of its digits is 13440, while the sum is 32.

The square root of 1874345 is about 1369.0672006881. The cubic root of 1874345 is about 123.2962432094.

The spelling of 1874345 in words is "one million, eight hundred seventy-four thousand, three hundred forty-five".