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34312429 is a prime number
BaseRepresentation
bin1000001011100…
…1000011101101
32101120020210201
42002321003231
532240444204
63223233501
7564436144
oct202710355
971506721
1034312429
1118406488
12b5a8891
137154b18
1447b275b
15302b9a4
hex20b90ed

34312429 has 2 divisors, whose sum is σ = 34312430. Its totient is φ = 34312428.

The previous prime is 34312417. The next prime is 34312433. The reversal of 34312429 is 92421343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18922500 + 15389929 = 4350^2 + 3923^2 .

It is a cyclic number.

It is not a de Polignac number, because 34312429 - 29 = 34311917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34312397 and 34312406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34312129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17156214 + 17156215.

It is an arithmetic number, because the mean of its divisors is an integer number (17156215).

Almost surely, 234312429 is an apocalyptic number.

It is an amenable number.

34312429 is a deficient number, since it is larger than the sum of its proper divisors (1).

34312429 is an equidigital number, since it uses as much as digits as its factorization.

34312429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 28.

The square root of 34312429 is about 5857.6811965145. The cubic root of 34312429 is about 324.9504587208.

The spelling of 34312429 in words is "thirty-four million, three hundred twelve thousand, four hundred twenty-nine".