426229651 has 4 divisors (see below), whose sum is σ = 431365032. Its totient is φ = 421094272.

The previous prime is 426229597. The next prime is 426229669. The reversal of 426229651 is 156922624.

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

It is a cyclic number.

It is not a de Polignac number, because 426229651 - 2⁷ = 426229523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 426229651.

It is not an unprimeable number, because it can be changed into a prime (426229351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2567566 + ... + 2567731.

It is an arithmetic number, because the mean of its divisors is an integer number (107841258).

Almost surely, 2^426229651 is an apocalyptic number.

426229651 is a deficient number, since it is larger than the sum of its proper divisors (5135381).

426229651 is an equidigital number, since it uses as much as digits as its factorization.

426229651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5135380.

The product of its digits is 51840, while the sum is 37.

The square root of 426229651 is about 20645.3300046282. The cubic root of 426229651 is about 752.5717056205.

The spelling of 426229651 in words is "four hundred twenty-six million, two hundred twenty-nine thousand, six hundred fifty-one".