424665441 has 6 divisors (see below), whose sum is σ = 613405650. Its totient is φ = 283110288.

The previous prime is 424665419. The next prime is 424665443. The reversal of 424665441 is 144566424.

It can be written as a sum of positive squares in only one way, i.e., 424524816 + 140625 = 20604^2 + 375^2 .

It is not a de Polignac number, because 424665441 - 2⁷ = 424665313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424665396 and 424665405.

It is not an unprimeable number, because it can be changed into a prime (424665443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23592516 + ... + 23592533.

It is an arithmetic number, because the mean of its divisors is an integer number (102234275).

Almost surely, 2^424665441 is an apocalyptic number.

It is an amenable number.

424665441 is a deficient number, since it is larger than the sum of its proper divisors (188740209).

424665441 is a wasteful number, since it uses less digits than its factorization.

424665441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47185055 (or 47185052 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 424665441 is about 20607.4122829627. The cubic root of 424665441 is about 751.6499621713.

The spelling of 424665441 in words is "four hundred twenty-four million, six hundred sixty-five thousand, four hundred forty-one".