16149472 has 12 divisors (see below), whose sum is σ = 31794336. Its totient is φ = 8074720.

The previous prime is 16149457. The next prime is 16149503. The reversal of 16149472 is 27494161.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252304 + ... + 252367.

It is an arithmetic number, because the mean of its divisors is an integer number (2649528).

Almost surely, 2^16149472 is an apocalyptic number.

It is an amenable number.

16149472 is a deficient number, since it is larger than the sum of its proper divisors (15644864).

16149472 is an equidigital number, since it uses as much as digits as its factorization.

16149472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504681 (or 504673 counting only the distinct ones).

The product of its digits is 12096, while the sum is 34.

The square root of 16149472 is about 4018.6405661616. The cubic root of 16149472 is about 252.7664579222.

The spelling of 16149472 in words is "sixteen million, one hundred forty-nine thousand, four hundred seventy-two".