424247132 has 12 divisors (see below), whose sum is σ = 743595216. Its totient is φ = 211791360.

The previous prime is 424247093. The next prime is 424247147. The reversal of 424247132 is 231742424.

It is a junction number, because it is equal to n+sod(n) for n = 424247095 and 424247104.

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 3 ways as a sum of consecutive naturals, for example, 80168 + ... + 85295.

It is an arithmetic number, because the mean of its divisors is an integer number (61966268).

Almost surely, 2^424247132 is an apocalyptic number.

It is an amenable number.

424247132 is a deficient number, since it is larger than the sum of its proper divisors (319348084).

424247132 is a wasteful number, since it uses less digits than its factorization.

424247132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166108 (or 166106 counting only the distinct ones).

The product of its digits is 10752, while the sum is 29.

The square root of 424247132 is about 20597.2603032539. The cubic root of 424247132 is about 751.4030813653.

Adding to 424247132 its reverse (231742424), we get a palindrome (655989556).

The spelling of 424247132 in words is "four hundred twenty-four million, two hundred forty-seven thousand, one hundred thirty-two".