16472545 has 4 divisors (see below), whose sum is σ = 19767060. Its totient is φ = 13178032.

The previous prime is 16472539. The next prime is 16472557. The reversal of 16472545 is 54527461.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10182481 + 6290064 = 3191^2 + 2508^2 .

It is a cyclic number.

It is not a de Polignac number, because 16472545 - 2³ = 16472537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16472545.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1647250 + ... + 1647259.

It is an arithmetic number, because the mean of its divisors is an integer number (4941765).

Almost surely, 2^16472545 is an apocalyptic number.

It is an amenable number.

16472545 is a deficient number, since it is larger than the sum of its proper divisors (3294515).

16472545 is an equidigital number, since it uses as much as digits as its factorization.

16472545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3294514.

The product of its digits is 33600, while the sum is 34.

The square root of 16472545 is about 4058.6383184512. The cubic root of 16472545 is about 254.4408869930.

The spelling of 16472545 in words is "sixteen million, four hundred seventy-two thousand, five hundred forty-five".