427545432 has 64 divisors (see below), whose sum is σ = 1189932000. Its totient is φ = 142238592.

The previous prime is 427545421. The next prime is 427545479. The reversal of 427545432 is 234545724.

427545432 is a `hidden beast` number, since 42 + 75 + 4 + 543 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130794 + ... + 134022.

Almost surely, 2^427545432 is an apocalyptic number.

It is an amenable number.

427545432 is an abundant number, since it is smaller than the sum of its proper divisors (762386568).

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

427545432 is a wasteful number, since it uses less digits than its factorization.

427545432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3857 (or 3847 counting only the distinct ones).

The product of its digits is 134400, while the sum is 36.

The square root of 427545432 is about 20677.1717601804. The cubic root of 427545432 is about 753.3453123286.

The spelling of 427545432 in words is "four hundred twenty-seven million, five hundred forty-five thousand, four hundred thirty-two".