426358257 has 8 divisors (see below), whose sum is σ = 612206784. Its totient is φ = 262374288.

The previous prime is 426358241. The next prime is 426358259. The reversal of 426358257 is 752853624.

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

It is not a de Polignac number, because 426358257 - 2⁴ = 426358241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426358259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5466093 + ... + 5466170.

It is an arithmetic number, because the mean of its divisors is an integer number (76525848).

Almost surely, 2^426358257 is an apocalyptic number.

It is an amenable number.

426358257 is a deficient number, since it is larger than the sum of its proper divisors (185848527).

426358257 is a wasteful number, since it uses less digits than its factorization.

426358257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10932279.

The product of its digits is 403200, while the sum is 42.

The square root of 426358257 is about 20648.4444208274. Note that the first 4 decimals coincide. The cubic root of 426358257 is about 752.6473890022.

The spelling of 426358257 in words is "four hundred twenty-six million, three hundred fifty-eight thousand, two hundred fifty-seven".