9994285 has 36 divisors (see below), whose sum is σ = 14854428. Its totient is φ = 6435072.

The previous prime is 9994273. The next prime is 9994289. The reversal of 9994285 is 5824999.

It can be written as a sum of positive squares in 2 ways, for example, as 1432809 + 8561476 = 1197^2 + 2926^2 .

It is not a de Polignac number, because 9994285 - 2¹¹ = 9992237 is a prime.

It is a super-2 number, since 2×9994285² = 199771465322450, which contains 22 as substring.

Its product of digits (233280) is a multiple of the sum of its prime divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994289) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 88389 + ... + 88501.

It is an arithmetic number, because the mean of its divisors is an integer number (412623).

Almost surely, 2^9994285 is an apocalyptic number.

9994285 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

9994285 is a deficient number, since it is larger than the sum of its proper divisors (4860143).

9994285 is a wasteful number, since it uses less digits than its factorization.

9994285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170 (or 144 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The square root of 9994285 is about 3161.3739101853. The cubic root of 9994285 is about 215.4024192014.

It can be divided in two parts, 9 and 994285, that multiplied together give a triangular number (8948565 = T₄₂₃₀).

The spelling of 9994285 in words is "nine million, nine hundred ninety-four thousand, two hundred eighty-five".