283394445 has 32 divisors (see below), whose sum is σ = 464631552. Its totient is φ = 147443712.

The previous prime is 283394417. The next prime is 283394473. The reversal of 283394445 is 544493382.

It is an interprime number because it is at equal distance from previous prime (283394417) and next prime (283394473).

It is not a de Polignac number, because 283394445 - 2¹⁰ = 283393421 is a prime.

It is a super-2 number, since 2×283394445² = 160624822913716050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 283394397 and 283394406.

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 in 31 ways as a sum of consecutive naturals, for example, 152512 + ... + 154358.

It is an arithmetic number, because the mean of its divisors is an integer number (14519736).

Almost surely, 2^283394445 is an apocalyptic number.

It is an amenable number.

283394445 is a deficient number, since it is larger than the sum of its proper divisors (181237107).

283394445 is a wasteful number, since it uses less digits than its factorization.

283394445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101.

The product of its digits is 414720, while the sum is 42.

The square root of 283394445 is about 16834.3234197279. The cubic root of 283394445 is about 656.8463299730.

The spelling of 283394445 in words is "two hundred eighty-three million, three hundred ninety-four thousand, four hundred forty-five".