8427132 has 96 divisors (see below), whose sum is σ = 25482240. Its totient is φ = 2358720.

The previous prime is 8427113. The next prime is 8427161. The reversal of 8427132 is 2317248.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 8427096 and 8427105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53598 + ... + 53754.

It is an arithmetic number, because the mean of its divisors is an integer number (265440).

Almost surely, 2^8427132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8427132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12741120).

8427132 is an abundant number, since it is smaller than the sum of its proper divisors (17055108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8427132 is a wasteful number, since it uses less digits than its factorization.

8427132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 240 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 8427132 is about 2902.9522903417. The cubic root of 8427132 is about 203.4979001568.

The spelling of 8427132 in words is "eight million, four hundred twenty-seven thousand, one hundred thirty-two".