145823284 has 6 divisors (see below), whose sum is σ = 255190754. Its totient is φ = 72911640.

The previous prime is 145823213. The next prime is 145823303. The reversal of 145823284 is 482328541.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 145684900 + 138384 = 12070^2 + 372^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 18227907 + ... + 18227914.

Almost surely, 2^145823284 is an apocalyptic number.

It is an amenable number.

145823284 is a deficient number, since it is larger than the sum of its proper divisors (109367470).

145823284 is a wasteful number, since it uses less digits than its factorization.

145823284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36455825 (or 36455823 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

The square root of 145823284 is about 12075.7311993933. The cubic root of 145823284 is about 526.3512090121.

It can be divided in two parts, 1458 and 23284, that added together give a palindrome (24742).

The spelling of 145823284 in words is "one hundred forty-five million, eight hundred twenty-three thousand, two hundred eighty-four".