424016 has 10 divisors (see below), whose sum is σ = 821562. Its totient is φ = 212000.

The previous prime is 424007. The next prime is 424019. The reversal of 424016 is 610424.

It can be written as a sum of positive squares in only one way, i.e., 336400 + 87616 = 580^2 + 296^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423985 and 424003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424019) by changing a digit.

424016 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13235 + ... + 13266.

2⁴²⁴⁰¹⁶ is an apocalyptic number.

It is an amenable number.

424016 is a deficient number, since it is larger than the sum of its proper divisors (397546).

424016 is a wasteful number, since it uses less digits than its factorization.

424016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26509 (or 26503 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 424016 is about 651.1651096304. The cubic root of 424016 is about 75.1266600501.

The spelling of 424016 in words is "four hundred twenty-four thousand, sixteen".