426542277 has 16 divisors (see below), whose sum is σ = 650280960. Its totient is φ = 243621552.

The previous prime is 426542273. The next prime is 426542287. The reversal of 426542277 is 772245624.

It is a happy number.

It is not a de Polignac number, because 426542277 - 2² = 426542273 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426542273) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 60124 + ... + 66842.

It is an arithmetic number, because the mean of its divisors is an integer number (40642560).

Almost surely, 2^426542277 is an apocalyptic number.

It is an amenable number.

426542277 is a deficient number, since it is larger than the sum of its proper divisors (223738683).

426542277 is a wasteful number, since it uses less digits than its factorization.

426542277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9752.

The product of its digits is 188160, while the sum is 39.

The square root of 426542277 is about 20652.8999658644. The cubic root of 426542277 is about 752.7556565204.

The spelling of 426542277 in words is "four hundred twenty-six million, five hundred forty-two thousand, two hundred seventy-seven".