16538154 has 16 divisors (see below), whose sum is σ = 33120192. Its totient is φ = 5505408.

The previous prime is 16538153. The next prime is 16538167. The reversal of 16538154 is 45183561.

It is not an unprimeable number, because it can be changed into a prime (16538153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5082 + ... + 7674.

It is an arithmetic number, because the mean of its divisors is an integer number (2070012).

Almost surely, 2^16538154 is an apocalyptic number.

16538154 is an abundant number, since it is smaller than the sum of its proper divisors (16582038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16538154 is a wasteful number, since it uses less digits than its factorization.

16538154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3661.

The product of its digits is 14400, while the sum is 33.

The square root of 16538154 is about 4066.7129232342. The cubic root of 16538154 is about 254.7782462758.

The spelling of 16538154 in words is "sixteen million, five hundred thirty-eight thousand, one hundred fifty-four".