424330798 has 4 divisors (see below), whose sum is σ = 636496200. Its totient is φ = 212165398.

The previous prime is 424330783. The next prime is 424330799. The reversal of 424330798 is 897033424.

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

It is a super-2 number, since 2×424330798² = 360113252262633608, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 424330798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424330799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106082698 + ... + 106082701.

It is an arithmetic number, because the mean of its divisors is an integer number (159124050).

Almost surely, 2^424330798 is an apocalyptic number.

424330798 is a deficient number, since it is larger than the sum of its proper divisors (212165402).

424330798 is a wasteful number, since it uses less digits than its factorization.

424330798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212165401.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 424330798 is about 20599.2912013982. The cubic root of 424330798 is about 751.4524729842.

The spelling of 424330798 in words is "four hundred twenty-four million, three hundred thirty thousand, seven hundred ninety-eight".