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469496420 = 22523474821
BaseRepresentation
bin11011111110111…
…111001001100100
31012201102220000022
4123332333021210
51430142341140
6114330534312
714430440141
oct3376771144
91181386008
10469496420
11221022678
12111297398
1376364b43
14464d53c8
152b3400b5
hex1bfbf264

469496420 has 12 divisors (see below), whose sum is σ = 985942524. Its totient is φ = 187798560.

The previous prime is 469496407. The next prime is 469496431. The reversal of 469496420 is 24694964.

It can be written as a sum of positive squares in 2 ways, for example, as 252110884 + 217385536 = 15878^2 + 14744^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11737391 + ... + 11737430.

It is an arithmetic number, because the mean of its divisors is an integer number (82161877).

Almost surely, 2469496420 is an apocalyptic number.

It is an amenable number.

469496420 is an abundant number, since it is smaller than the sum of its proper divisors (516446104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

469496420 is a wasteful number, since it uses less digits than its factorization.

469496420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23474830 (or 23474828 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 469496420 is about 21667.8660693664. The cubic root of 469496420 is about 777.2202279141.

The spelling of 469496420 in words is "four hundred sixty-nine million, four hundred ninety-six thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 23474821 46949642 93899284 117374105 234748210 469496420