282423145 has 4 divisors (see below), whose sum is σ = 338907780. Its totient is φ = 225938512.

The previous prime is 282423137. The next prime is 282423151. The reversal of 282423145 is 541324282.

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 53173264 + 229249881 = 7292^2 + 15141^2 .

It is a cyclic number.

It is not a de Polignac number, because 282423145 - 2³ = 282423137 is a prime.

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, 28242310 + ... + 28242319.

It is an arithmetic number, because the mean of its divisors is an integer number (84726945).

Almost surely, 2^282423145 is an apocalyptic number.

It is an amenable number.

282423145 is a deficient number, since it is larger than the sum of its proper divisors (56484635).

282423145 is an equidigital number, since it uses as much as digits as its factorization.

282423145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56484634.

The product of its digits is 15360, while the sum is 31.

The square root of 282423145 is about 16805.4498600900. The cubic root of 282423145 is about 656.0950507038.

The spelling of 282423145 in words is "two hundred eighty-two million, four hundred twenty-three thousand, one hundred forty-five".