426923216 has 10 divisors (see below), whose sum is σ = 827163762. Its totient is φ = 213461600.

The previous prime is 426923209. The next prime is 426923249. The reversal of 426923216 is 612329624.

It can be written as a sum of positive squares in only one way, i.e., 426835600 + 87616 = 20660^2 + 296^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 13341335 + ... + 13341366.

Almost surely, 2^426923216 is an apocalyptic number.

It is an amenable number.

426923216 is a deficient number, since it is larger than the sum of its proper divisors (400240546).

426923216 is a wasteful number, since it uses less digits than its factorization.

426923216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26682709 (or 26682703 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 426923216 is about 20662.1203171407. The cubic root of 426923216 is about 752.9796817261.

The spelling of 426923216 in words is "four hundred twenty-six million, nine hundred twenty-three thousand, two hundred sixteen".