424656772 has 6 divisors (see below), whose sum is σ = 743149358. Its totient is φ = 212328384.

The previous prime is 424656767. The next prime is 424656779. The reversal of 424656772 is 277656424.

It can be written as a sum of positive squares in only one way, i.e., 388247616 + 36409156 = 19704^2 + 6034^2 .

It is not an unprimeable number, because it can be changed into a prime (424656779) by changing a digit.

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 as a sum of consecutive naturals, namely, 53082093 + ... + 53082100.

Almost surely, 2^424656772 is an apocalyptic number.

It is an amenable number.

424656772 is a deficient number, since it is larger than the sum of its proper divisors (318492586).

424656772 is a wasteful number, since it uses less digits than its factorization.

424656772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106164197 (or 106164195 counting only the distinct ones).

The product of its digits is 564480, while the sum is 43.

The square root of 424656772 is about 20607.2019449512. The cubic root of 424656772 is about 751.6448474800.

The spelling of 424656772 in words is "four hundred twenty-four million, six hundred fifty-six thousand, seven hundred seventy-two".