424033481 has 2 divisors, whose sum is σ = 424033482. Its totient is φ = 424033480.

The previous prime is 424033411. The next prime is 424033501. The reversal of 424033481 is 184330424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 397603600 + 26429881 = 19940^2 + 5141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424033481 is a prime.

It is a super-2 number, since 2×424033481² = 359608786017954722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (424033411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212016740 + 212016741.

It is an arithmetic number, because the mean of its divisors is an integer number (212016741).

Almost surely, 2^424033481 is an apocalyptic number.

It is an amenable number.

424033481 is a deficient number, since it is larger than the sum of its proper divisors (1).

424033481 is an equidigital number, since it uses as much as digits as its factorization.

424033481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 424033481 is about 20592.0732564742. The cubic root of 424033481 is about 751.2769245696.

The spelling of 424033481 in words is "four hundred twenty-four million, thirty-three thousand, four hundred eighty-one".