424000642 has 16 divisors (see below), whose sum is σ = 689032512. Its totient is φ = 194518800.

The previous prime is 424000631. The next prime is 424000651. The reversal of 424000642 is 246000424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44484 + ... + 53167.

It is an arithmetic number, because the mean of its divisors is an integer number (43064532).

Almost surely, 2^424000642 is an apocalyptic number.

424000642 is a deficient number, since it is larger than the sum of its proper divisors (265031870).

424000642 is a wasteful number, since it uses less digits than its factorization.

424000642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97833.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 424000642 is about 20591.2758711062. The cubic root of 424000642 is about 751.2575300163.

The spelling of 424000642 in words is "four hundred twenty-four million, six hundred forty-two", and thus it is an aban number.