16065533 has 12 divisors (see below), whose sum is σ = 18232704. Its totient is φ = 14130600.

The previous prime is 16065529. The next prime is 16065541. The reversal of 16065533 is 33556061.

It is not a de Polignac number, because 16065533 - 2² = 16065529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16065496 and 16065505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16065503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1610 + ... + 5892.

It is an arithmetic number, because the mean of its divisors is an integer number (1519392).

Almost surely, 2^16065533 is an apocalyptic number.

It is an amenable number.

16065533 is a deficient number, since it is larger than the sum of its proper divisors (2167171).

16065533 is a wasteful number, since it uses less digits than its factorization.

16065533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4336 (or 4325 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 16065533 is about 4008.1832542936. The cubic root of 16065533 is about 252.3277680476.

The spelling of 16065533 in words is "sixteen million, sixty-five thousand, five hundred thirty-three".