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426263 = 4011063
BaseRepresentation
bin1101000000100010111
3210122201112
41220010113
5102120023
613045235
73423515
oct1500427
9718645
10426263
11271292
1218681b
1311c036
14b14b5
1586478
hex68117

426263 has 4 divisors (see below), whose sum is σ = 427728. Its totient is φ = 424800.

The previous prime is 426253. The next prime is 426287. The reversal of 426263 is 362624.

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 426263 - 28 = 426007 is a prime.

It is a d-powerful number, because it can be written as 49 + 215 + 217 + 62 + 63 + 33 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426233) 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, 131 + ... + 932.

It is an arithmetic number, because the mean of its divisors is an integer number (106932).

2426263 is an apocalyptic number.

426263 is a deficient number, since it is larger than the sum of its proper divisors (1465).

426263 is a wasteful number, since it uses less digits than its factorization.

426263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464.

The product of its digits is 1728, while the sum is 23.

The square root of 426263 is about 652.8881986987. Note that the first 3 decimals coincide. The cubic root of 426263 is about 75.2591332645.

Adding to 426263 its reverse (362624), we get a palindrome (788887).

The spelling of 426263 in words is "four hundred twenty-six thousand, two hundred sixty-three".

Divisors: 1 401 1063 426263