424771216 has 10 divisors (see below), whose sum is σ = 822994262. Its totient is φ = 212385600.

The previous prime is 424771187. The next prime is 424771219. The reversal of 424771216 is 612177424.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 400800400 + 23970816 = 20020^2 + 4896^2 .

It is not an unprimeable number, because it can be changed into a prime (424771219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13274085 + ... + 13274116.

Almost surely, 2^424771216 is an apocalyptic number.

It is an amenable number.

424771216 is a deficient number, since it is larger than the sum of its proper divisors (398223046).

424771216 is a wasteful number, since it uses less digits than its factorization.

424771216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26548209 (or 26548203 counting only the distinct ones).

The product of its digits is 18816, while the sum is 34.

The square root of 424771216 is about 20609.9785540888. The cubic root of 424771216 is about 751.7123635873.

The spelling of 424771216 in words is "four hundred twenty-four million, seven hundred seventy-one thousand, two hundred sixteen".