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469979 is a prime number
BaseRepresentation
bin1110010101111011011
3212212200122
41302233123
5110014404
614023455
73665126
oct1625733
9785618
10469979
112a1114
121a7b8b
13135bc3
14c33bd
15943be
hex72bdb

469979 has 2 divisors, whose sum is σ = 469980. Its totient is φ = 469978.

The previous prime is 469969. The next prime is 469993. The reversal of 469979 is 979964.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 469979 - 28 = 469723 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (469919) 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 as a sum of consecutive naturals, namely, 234989 + 234990.

It is an arithmetic number, because the mean of its divisors is an integer number (234990).

2469979 is an apocalyptic number.

469979 is a deficient number, since it is larger than the sum of its proper divisors (1).

469979 is an equidigital number, since it uses as much as digits as its factorization.

469979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 44.

The square root of 469979 is about 685.5501440449. The cubic root of 469979 is about 77.7486429804.

The spelling of 469979 in words is "four hundred sixty-nine thousand, nine hundred seventy-nine".