8427124 has 6 divisors (see below), whose sum is σ = 14747474. Its totient is φ = 4213560.

The previous prime is 8427113. The next prime is 8427161. The reversal of 8427124 is 4217248.

It can be written as a sum of positive squares in only one way, i.e., 5475600 + 2951524 = 2340^2 + 1718^2 .

It is a super-2 number, since 2×8427124² = 142032837822752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8427092 and 8427101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053387 + ... + 1053394.

Almost surely, 2^8427124 is an apocalyptic number.

It is an amenable number.

8427124 is a deficient number, since it is larger than the sum of its proper divisors (6320350).

8427124 is a wasteful number, since it uses less digits than its factorization.

8427124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2106785 (or 2106783 counting only the distinct ones).

The product of its digits is 3584, while the sum is 28.

The square root of 8427124 is about 2902.9509124338. The cubic root of 8427124 is about 203.4978357623.

The spelling of 8427124 in words is "eight million, four hundred twenty-seven thousand, one hundred twenty-four".