422655077 has 8 divisors (see below), whose sum is σ = 470862840. Its totient is φ = 376689600.

The previous prime is 422655073. The next prime is 422655097. The reversal of 422655077 is 770556224.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 516961 + 422138116 = 719^2 + 20546^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 422655077 - 2² = 422655073 is a prime.

It is a super-2 number, since 2×422655077² = 357274628227751858, which contains 22 as substring.

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 422655077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422655073) 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 7 ways as a sum of consecutive naturals, for example, 560174 + ... + 560927.

It is an arithmetic number, because the mean of its divisors is an integer number (58857855).

Almost surely, 2^422655077 is an apocalyptic number.

It is an amenable number.

422655077 is a deficient number, since it is larger than the sum of its proper divisors (48207763).

422655077 is a wasteful number, since it uses less digits than its factorization.

422655077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121143.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 422655077 is about 20558.5767260285. The cubic root of 422655077 is about 750.4619832221.

The spelling of 422655077 in words is "four hundred twenty-two million, six hundred fifty-five thousand, seventy-seven".