1674994 has 4 divisors (see below), whose sum is σ = 2512494. Its totient is φ = 837496.

The previous prime is 1674991. The next prime is 1674997. The reversal of 1674994 is 4994761.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1674991) and next prime (1674997).

It can be written as a sum of positive squares in only one way, i.e., 1525225 + 149769 = 1235^2 + 387^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1674991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418747 + ... + 418750.

2^1674994 is an apocalyptic number.

1674994 is a deficient number, since it is larger than the sum of its proper divisors (837500).

1674994 is an equidigital number, since it uses as much as digits as its factorization.

1674994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837499.

The product of its digits is 54432, while the sum is 40.

The square root of 1674994 is about 1294.2155925502. The cubic root of 1674994 is about 118.7602450995.

The spelling of 1674994 in words is "one million, six hundred seventy-four thousand, nine hundred ninety-four".