16574942 has 16 divisors (see below), whose sum is σ = 25462512. Its totient is φ = 8089920.

The previous prime is 16574941. The next prime is 16574959. The reversal of 16574942 is 24947561.

It is a junction number, because it is equal to n+sod(n) for n = 16574896 and 16574905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16574941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15092 + ... + 16152.

It is an arithmetic number, because the mean of its divisors is an integer number (1591407).

Almost surely, 2^16574942 is an apocalyptic number.

16574942 is a deficient number, since it is larger than the sum of its proper divisors (8887570).

16574942 is a wasteful number, since it uses less digits than its factorization.

16574942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243.

The product of its digits is 60480, while the sum is 38.

The square root of 16574942 is about 4071.2334740223. The cubic root of 16574942 is about 254.9670186743.

The spelling of 16574942 in words is "sixteen million, five hundred seventy-four thousand, nine hundred forty-two".