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469870361 = 1721985571
BaseRepresentation
bin11100000000011…
…010011100011001
31012202010212221222
4130000122130121
51430241322421
6114342541425
714433555302
oct3400323431
91182125858
10469870361
11221258614
12111437875
13764660cc
14465917a9
152b3b5cab
hex1c01a719

469870361 has 12 divisors (see below), whose sum is σ = 525412080. Its totient is φ = 418950720.

The previous prime is 469870351. The next prime is 469870367. The reversal of 469870361 is 163078964.

It is not a de Polignac number, because 469870361 - 214 = 469853977 is a prime.

It is a super-2 number, since 2×4698703612 = 441556312292540642, which contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (469870367) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37295 + ... + 48276.

It is an arithmetic number, because the mean of its divisors is an integer number (43784340).

Almost surely, 2469870361 is an apocalyptic number.

It is an amenable number.

469870361 is a deficient number, since it is larger than the sum of its proper divisors (55541719).

469870361 is a wasteful number, since it uses less digits than its factorization.

469870361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85624 (or 85607 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 469870361 is about 21676.4932818941. The cubic root of 469870361 is about 777.4265180086.

The spelling of 469870361 in words is "four hundred sixty-nine million, eight hundred seventy thousand, three hundred sixty-one".

Divisors: 1 17 19 289 323 5491 85571 1454707 1625849 24730019 27639433 469870361