422801 has 4 divisors (see below), whose sum is σ = 425652. Its totient is φ = 419952.
The previous prime is 422797. The next prime is 422803. The reversal of 422801 is 108224.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 148225 + 274576 = 385^2 + 524^2 .
It is a cyclic number.
It is not a de Polignac number, because 422801 - 22 = 422797 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 422801.
It is not an unprimeable number, because it can be changed into a prime (422803) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190 + ... + 1503.
It is an arithmetic number, because the mean of its divisors is an integer number (106413).
2422801 is an apocalyptic number.
It is an amenable number.
422801 is a deficient number, since it is larger than the sum of its proper divisors (2851).
422801 is a wasteful number, since it uses less digits than its factorization.
422801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2850.
The product of its (nonzero) digits is 128, while the sum is 17.
The square root of 422801 is about 650.2314972377. The cubic root of 422801 is about 75.0548339741.
It can be divided in two parts, 4 and 22801, that multiplied together give a square (91204 = 3022).
The spelling of 422801 in words is "four hundred twenty-two thousand, eight hundred one".
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