424450668 has 12 divisors (see below), whose sum is σ = 990384920. Its totient is φ = 141483552.

The previous prime is 424450651. The next prime is 424450669. The reversal of 424450668 is 866054424.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (424450669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17685433 + ... + 17685456.

Almost surely, 2^424450668 is an apocalyptic number.

It is an amenable number.

424450668 is an abundant number, since it is smaller than the sum of its proper divisors (565934252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424450668 is a wasteful number, since it uses less digits than its factorization.

424450668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35370896 (or 35370894 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 39.

The square root of 424450668 is about 20602.2005620759. The cubic root of 424450668 is about 751.5232260599.

The spelling of 424450668 in words is "four hundred twenty-four million, four hundred fifty thousand, six hundred sixty-eight".