424664361 has 12 divisors (see below), whose sum is σ = 669168240. Its totient is φ = 257372280.

The previous prime is 424664323. The next prime is 424664363. The reversal of 424664361 is 163466424.

424664361 is a `hidden beast` number, since 4 + 2 + 4 + 6 + 643 + 6 + 1 = 666.

It is not a de Polignac number, because 424664361 - 2¹¹ = 424662313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424664363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2144671 + ... + 2144868.

It is an arithmetic number, because the mean of its divisors is an integer number (55764020).

Almost surely, 2^424664361 is an apocalyptic number.

It is an amenable number.

424664361 is a deficient number, since it is larger than the sum of its proper divisors (244503879).

424664361 is a wasteful number, since it uses less digits than its factorization.

424664361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4289556 (or 4289553 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 424664361 is about 20607.3860787825. The cubic root of 424664361 is about 751.6493249774.

The spelling of 424664361 in words is "four hundred twenty-four million, six hundred sixty-four thousand, three hundred sixty-one".