16061647 has 8 divisors (see below), whose sum is σ = 18381600. Its totient is φ = 13748064.

The previous prime is 16061623. The next prime is 16061657. The reversal of 16061647 is 74616061.

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

It is a cyclic number.

It is not a de Polignac number, because 16061647 - 2⁷ = 16061519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16061657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6729 + ... + 8797.

It is an arithmetic number, because the mean of its divisors is an integer number (2297700).

Almost surely, 2^16061647 is an apocalyptic number.

16061647 is a deficient number, since it is larger than the sum of its proper divisors (2319953).

16061647 is a wasteful number, since it uses less digits than its factorization.

16061647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3185.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 16061647 is about 4007.6984667013. The cubic root of 16061647 is about 252.3074216995.

The spelling of 16061647 in words is "sixteen million, sixty-one thousand, six hundred forty-seven".