424623464 has 8 divisors (see below), whose sum is σ = 796169010. Its totient is φ = 212311728.

The previous prime is 424623449. The next prime is 424623487. The reversal of 424623464 is 464326424.

It can be written as a sum of positive squares in only one way, i.e., 351862564 + 72760900 = 18758^2 + 8530^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26538959 + ... + 26538974.

Almost surely, 2^424623464 is an apocalyptic number.

It is an amenable number.

424623464 is a deficient number, since it is larger than the sum of its proper divisors (371545546).

424623464 is a wasteful number, since it uses less digits than its factorization.

424623464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53077939 (or 53077935 counting only the distinct ones).

The product of its digits is 110592, while the sum is 35.

The square root of 424623464 is about 20606.3937650429. The cubic root of 424623464 is about 751.6251951845.

Adding to 424623464 its reverse (464326424), we get a palindrome (888949888).

The spelling of 424623464 in words is "four hundred twenty-four million, six hundred twenty-three thousand, four hundred sixty-four".