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421033 is a prime number
BaseRepresentation
bin1100110110010101001
3210101112211
41212302221
5101433113
613005121
73402334
oct1466251
9711484
10421033
11268368
121837a1
13119842
14ad61b
1584b3d
hex66ca9

421033 has 2 divisors, whose sum is σ = 421034. Its totient is φ = 421032.

The previous prime is 421019. The next prime is 421037. The reversal of 421033 is 330124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 399424 + 21609 = 632^2 + 147^2 .

It is a cyclic number.

It is not a de Polignac number, because 421033 - 29 = 420521 is a prime.

It is not a weakly prime, because it can be changed into another prime (421037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210516 + 210517.

It is an arithmetic number, because the mean of its divisors is an integer number (210517).

2421033 is an apocalyptic number.

It is an amenable number.

421033 is a deficient number, since it is larger than the sum of its proper divisors (1).

421033 is an equidigital number, since it uses as much as digits as its factorization.

421033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 421033 is about 648.8705571992. The cubic root of 421033 is about 74.9500704716.

Adding to 421033 its reverse (330124), we get a palindrome (751157).

Subtracting from 421033 its reverse (330124), we obtain a palindrome (90909).

The spelling of 421033 in words is "four hundred twenty-one thousand, thirty-three".