565428115 has 16 divisors (see below), whose sum is σ = 790077888. Its totient is φ = 380405376.

The previous prime is 565428091. The next prime is 565428119. The reversal of 565428115 is 511824565.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-565428115 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (565428119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150552 + ... + 154261.

It is an arithmetic number, because the mean of its divisors is an integer number (49379868).

Almost surely, 2^565428115 is an apocalyptic number.

565428115 is a deficient number, since it is larger than the sum of its proper divisors (224649773).

565428115 is a wasteful number, since it uses less digits than its factorization.

565428115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304878.

The product of its digits is 48000, while the sum is 37.

The square root of 565428115 is about 23778.7324094452. The cubic root of 565428115 is about 826.9116929065.

The spelling of 565428115 in words is "five hundred sixty-five million, four hundred twenty-eight thousand, one hundred fifteen".