427475132 has 48 divisors (see below), whose sum is σ = 914135040. Its totient is φ = 170733312.

The previous prime is 427475131. The next prime is 427475137. The reversal of 427475132 is 231574724.

It is a junction number, because it is equal to n+sod(n) for n = 427475092 and 427475101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427475131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44669 + ... + 53387.

It is an arithmetic number, because the mean of its divisors is an integer number (19044480).

Almost surely, 2^427475132 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 427475132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457067520).

427475132 is an abundant number, since it is smaller than the sum of its proper divisors (486659908).

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

427475132 is a wasteful number, since it uses less digits than its factorization.

427475132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8850 (or 8848 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 427475132 is about 20675.4717479433. The cubic root of 427475132 is about 753.3040199695.

The spelling of 427475132 in words is "four hundred twenty-seven million, four hundred seventy-five thousand, one hundred thirty-two".