9478827 has 12 divisors (see below), whose sum is σ = 13791960. Its totient is φ = 6272928.

The previous prime is 9478817. The next prime is 9478837. The reversal of 9478827 is 7288749.

It is an interprime number because it is at equal distance from previous prime (9478817) and next prime (9478837).

It is not a de Polignac number, because 9478827 - 2⁴ = 9478811 is a prime.

It is a super-2 number, since 2×9478827² = 179696322591858, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 9⁷ + 4² + 7⁶ + 8⁴ + 8⁶ + 2²² + 7⁶ .

It is not an unprimeable number, because it can be changed into a prime (9478817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2538 + ... + 5039.

It is an arithmetic number, because the mean of its divisors is an integer number (1149330).

Almost surely, 2^9478827 is an apocalyptic number.

9478827 is a deficient number, since it is larger than the sum of its proper divisors (4313133).

9478827 is a wasteful number, since it uses less digits than its factorization.

9478827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7722 (or 7719 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The square root of 9478827 is about 3078.7703714308. The cubic root of 9478827 is about 211.6337199083.

The spelling of 9478827 in words is "nine million, four hundred seventy-eight thousand, eight hundred twenty-seven".