16374674 has 4 divisors (see below), whose sum is σ = 24562014. Its totient is φ = 8187336.

The previous prime is 16374671. The next prime is 16374679. The reversal of 16374674 is 47647361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47647361 = 1601 ⋅29761.

It can be written as a sum of positive squares in only one way, i.e., 8850625 + 7524049 = 2975^2 + 2743^2 .

It is not an unprimeable number, because it can be changed into a prime (16374671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4093667 + ... + 4093670.

Almost surely, 2^16374674 is an apocalyptic number.

16374674 is a deficient number, since it is larger than the sum of its proper divisors (8187340).

16374674 is an equidigital number, since it uses as much as digits as its factorization.

16374674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8187339.

The product of its digits is 84672, while the sum is 38.

The square root of 16374674 is about 4046.5632331647. The cubic root of 16374674 is about 253.9359687316.

The spelling of 16374674 in words is "sixteen million, three hundred seventy-four thousand, six hundred seventy-four".