426840495 has 16 divisors (see below), whose sum is σ = 683275392. Its totient is φ = 227538080.

The previous prime is 426840481. The next prime is 426840499. The reversal of 426840495 is 594048624.

It is not a de Polignac number, because 426840495 - 2⁷ = 426840367 is a prime.

It is a super-3 number, since 3×426840495³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426840499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32344 + ... + 43586.

It is an arithmetic number, because the mean of its divisors is an integer number (42704712).

Almost surely, 2^426840495 is an apocalyptic number.

426840495 is a deficient number, since it is larger than the sum of its proper divisors (256434897).

426840495 is a wasteful number, since it uses less digits than its factorization.

426840495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13782.

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 426840495 is about 20660.1184652944. The cubic root of 426840495 is about 752.9310459267.

The spelling of 426840495 in words is "four hundred twenty-six million, eight hundred forty thousand, four hundred ninety-five".