424647952 has 20 divisors (see below), whose sum is σ = 823849180. Its totient is φ = 212041728.

The previous prime is 424647911. The next prime is 424647959. The reversal of 424647952 is 259746424.

It can be written as a sum of positive squares in 2 ways, for example, as 281031696 + 143616256 = 16764^2 + 11984^2 .

It is a junction number, because it is equal to n+sod(n) for n = 424647899 and 424647908.

It is not an unprimeable number, because it can be changed into a prime (424647959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4953 + ... + 29560.

It is an arithmetic number, because the mean of its divisors is an integer number (41192459).

Almost surely, 2^424647952 is an apocalyptic number.

It is an amenable number.

424647952 is a deficient number, since it is larger than the sum of its proper divisors (399201228).

424647952 is a wasteful number, since it uses less digits than its factorization.

424647952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35290 (or 35284 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 424647952 is about 20606.9879409874. The cubic root of 424647952 is about 751.6396436277.

The spelling of 424647952 in words is "four hundred twenty-four million, six hundred forty-seven thousand, nine hundred fifty-two".