424222798 has 4 divisors (see below), whose sum is σ = 636334200. Its totient is φ = 212111398.

The previous prime is 424222789. The next prime is 424222819. The reversal of 424222798 is 897222424.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 424222798.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106055698 + ... + 106055701.

It is an arithmetic number, because the mean of its divisors is an integer number (159083550).

Almost surely, 2^424222798 is an apocalyptic number.

424222798 is a deficient number, since it is larger than the sum of its proper divisors (212111402).

424222798 is a wasteful number, since it uses less digits than its factorization.

424222798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212111401.

The product of its digits is 129024, while the sum is 40.

The square root of 424222798 is about 20596.6695851538. The cubic root of 424222798 is about 751.3887147451.

The spelling of 424222798 in words is "four hundred twenty-four million, two hundred twenty-two thousand, seven hundred ninety-eight".