16074745 has 4 divisors (see below), whose sum is σ = 19289700. Its totient is φ = 12859792.

The previous prime is 16074739. The next prime is 16074757. The reversal of 16074745 is 54747061.

It is a happy number.

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 12787776 + 3286969 = 3576^2 + 1813^2 .

It is a cyclic number.

It is not a de Polignac number, because 16074745 - 2⁵ = 16074713 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16074745.

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, 1607470 + ... + 1607479.

It is an arithmetic number, because the mean of its divisors is an integer number (4822425).

Almost surely, 2^16074745 is an apocalyptic number.

It is an amenable number.

16074745 is a deficient number, since it is larger than the sum of its proper divisors (3214955).

16074745 is an equidigital number, since it uses as much as digits as its factorization.

16074745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3214954.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 16074745 is about 4009.3322386652. The cubic root of 16074745 is about 252.3759872022.

The spelling of 16074745 in words is "sixteen million, seventy-four thousand, seven hundred forty-five".