424055816 has 16 divisors (see below), whose sum is σ = 816594540. Its totient is φ = 206297280.

The previous prime is 424055791. The next prime is 424055869. The reversal of 424055816 is 618550424.

It can be written as a sum of positive squares in 2 ways, for example, as 372876100 + 51179716 = 19310^2 + 7154^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 716015 + ... + 716606.

Almost surely, 2^424055816 is an apocalyptic number.

It is an amenable number.

424055816 is a deficient number, since it is larger than the sum of its proper divisors (392538724).

424055816 is a wasteful number, since it uses less digits than its factorization.

424055816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432664 (or 1432660 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 424055816 is about 20592.6155696648. The cubic root of 424055816 is about 751.2901149395.

The spelling of 424055816 in words is "four hundred twenty-four million, fifty-five thousand, eight hundred sixteen".