426530998 has 8 divisors (see below), whose sum is σ = 667613808. Its totient is φ = 203993064.

The previous prime is 426530989. The next prime is 426530999. The reversal of 426530998 is 899035624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 9272413 = 426530998 / (4 + 2 + 6 + 5 + 3 + 0 + 9 + 9 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426530999) 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, 4636161 + ... + 4636252.

It is an arithmetic number, because the mean of its divisors is an integer number (83451726).

Almost surely, 2^426530998 is an apocalyptic number.

426530998 is a deficient number, since it is larger than the sum of its proper divisors (241082810).

426530998 is a wasteful number, since it uses less digits than its factorization.

426530998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9272438.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 426530998 is about 20652.6269031327. The cubic root of 426530998 is about 752.7490214564.

The spelling of 426530998 in words is "four hundred twenty-six million, five hundred thirty thousand, nine hundred ninety-eight".