16539354 has 36 divisors (see below), whose sum is σ = 38811006. Its totient is φ = 5088096.

The previous prime is 16539349. The next prime is 16539377. The reversal of 16539354 is 45393561.

It can be written as a sum of positive squares in 3 ways, for example, as 8838729 + 7700625 = 2973^2 + 2775^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 324 + ... + 5760.

Almost surely, 2^16539354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16539354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19405503).

16539354 is an abundant number, since it is smaller than the sum of its proper divisors (22271652).

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

16539354 is a wasteful number, since it uses less digits than its factorization.

16539354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5471 (or 5455 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 16539354 is about 4066.8604598634. The cubic root of 16539354 is about 254.7844083198.

The spelling of 16539354 in words is "sixteen million, five hundred thirty-nine thousand, three hundred fifty-four".