424424464 has 10 divisors (see below), whose sum is σ = 822322430. Its totient is φ = 212212224.

The previous prime is 424424459. The next prime is 424424471. The reversal of 424424464 is 464424424.

It can be written as a sum of positive squares in only one way, i.e., 422713600 + 1710864 = 20560^2 + 1308^2 .

It is a super-2 number, since 2×424424464² = 360272251283374592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13263249 + ... + 13263280.

It is an arithmetic number, because the mean of its divisors is an integer number (82232243).

Almost surely, 2^424424464 is an apocalyptic number.

It is an amenable number.

424424464 is a deficient number, since it is larger than the sum of its proper divisors (397897966).

424424464 is a wasteful number, since it uses less digits than its factorization.

424424464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26526537 (or 26526531 counting only the distinct ones).

The product of its digits is 98304, while the sum is 34.

The square root of 424424464 is about 20601.5646007773. The cubic root of 424424464 is about 751.5077603287.

Adding to 424424464 its reverse (464424424), we get a palindrome (888848888).

The spelling of 424424464 in words is "four hundred twenty-four million, four hundred twenty-four thousand, four hundred sixty-four".