426429677 has 4 divisors (see below), whose sum is σ = 426636480. Its totient is φ = 426222876.

The previous prime is 426429613. The next prime is 426429721. The reversal of 426429677 is 776924624.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 426429677 - 2⁶ = 426429613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426429877) 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 3 ways as a sum of consecutive naturals, for example, 100277 + ... + 104442.

It is an arithmetic number, because the mean of its divisors is an integer number (106659120).

Almost surely, 2^426429677 is an apocalyptic number.

It is an amenable number.

426429677 is a deficient number, since it is larger than the sum of its proper divisors (206803).

426429677 is a wasteful number, since it uses less digits than its factorization.

426429677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206802.

The product of its digits is 1016064, while the sum is 47.

The square root of 426429677 is about 20650.1737765085. The cubic root of 426429677 is about 752.6894124057.

The spelling of 426429677 in words is "four hundred twenty-six million, four hundred twenty-nine thousand, six hundred seventy-seven".