16603042 has 8 divisors (see below), whose sum is σ = 25708032. Its totient is φ = 8033700.

The previous prime is 16603009. The next prime is 16603043. The reversal of 16603042 is 24030661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×16603042² = 551322007307528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16603043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133834 + ... + 133957.

It is an arithmetic number, because the mean of its divisors is an integer number (3213504).

Almost surely, 2^16603042 is an apocalyptic number.

16603042 is a deficient number, since it is larger than the sum of its proper divisors (9104990).

16603042 is a wasteful number, since it uses less digits than its factorization.

16603042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267824.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 16603042 is about 4074.6830551590. The cubic root of 16603042 is about 255.1110217576. Note that the first 3 decimals are identical.

The spelling of 16603042 in words is "sixteen million, six hundred three thousand, forty-two".