16749452 has 6 divisors (see below), whose sum is σ = 29311548. Its totient is φ = 8374724.

The previous prime is 16749433. The next prime is 16749457. The reversal of 16749452 is 25494761.

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

It is not an unprimeable number, because it can be changed into a prime (16749457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2093678 + ... + 2093685.

It is an arithmetic number, because the mean of its divisors is an integer number (4885258).

Almost surely, 2^16749452 is an apocalyptic number.

It is an amenable number.

16749452 is a deficient number, since it is larger than the sum of its proper divisors (12562096).

16749452 is a wasteful number, since it uses less digits than its factorization.

16749452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4187367 (or 4187365 counting only the distinct ones).

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

The square root of 16749452 is about 4092.6094365331. The cubic root of 16749452 is about 255.8587070246.

The spelling of 16749452 in words is "sixteen million, seven hundred forty-nine thousand, four hundred fifty-two".