16542065 has 32 divisors (see below), whose sum is σ = 22256640. Its totient is φ = 11750400.

The previous prime is 16542061. The next prime is 16542079. The reversal of 16542065 is 56024561.

It is not a de Polignac number, because 16542065 - 2² = 16542061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16542061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120677 + ... + 120813.

It is an arithmetic number, because the mean of its divisors is an integer number (695520).

Almost surely, 2^16542065 is an apocalyptic number.

It is an amenable number.

16542065 is a deficient number, since it is larger than the sum of its proper divisors (5714575).

16542065 is a wasteful number, since it uses less digits than its factorization.

16542065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 16542065 is about 4067.1937499952. The cubic root of 16542065 is about 254.7983283072.

The spelling of 16542065 in words is "sixteen million, five hundred forty-two thousand, sixty-five".