512234145 has 32 divisors (see below), whose sum is σ = 919175040. Its totient is φ = 270630720.

The previous prime is 512234119. The next prime is 512234147. The reversal of 512234145 is 541432215.

512234145 is a `hidden beast` number, since 512 + 2 + 3 + 4 + 145 = 666.

It is not a de Polignac number, because 512234145 - 2⁸ = 512233889 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (512234147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3286 + ... + 32175.

It is an arithmetic number, because the mean of its divisors is an integer number (28724220).

Almost surely, 2^512234145 is an apocalyptic number.

It is an amenable number.

512234145 is a deficient number, since it is larger than the sum of its proper divisors (406940895).

512234145 is a wasteful number, since it uses less digits than its factorization.

512234145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35582 (or 35576 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 512234145 is about 22632.5903289924. The cubic root of 512234145 is about 800.1219319356.

The spelling of 512234145 in words is "five hundred twelve million, two hundred thirty-four thousand, one hundred forty-five".