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22706485 = 57516047
BaseRepresentation
bin101011010011…
…1100100110101
31120201121102221
41112213210311
521303101420
62130402341
7364000444
oct126474465
946647387
1022706485
11118a979a
1277303b1
1349202b9
143030d5b
151ed7caa
hex15a7935

22706485 has 8 divisors (see below), whose sum is σ = 27288576. Its totient is φ = 18138000.

The previous prime is 22706483. The next prime is 22706491. The reversal of 22706485 is 58460722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22706485 - 21 = 22706483 is a prime.

It is a super-2 number, since 2×227064852 = 1031168922110450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22706485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22706483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732 + ... + 6778.

It is an arithmetic number, because the mean of its divisors is an integer number (3411072).

Almost surely, 222706485 is an apocalyptic number.

It is an amenable number.

22706485 is a deficient number, since it is larger than the sum of its proper divisors (4582091).

22706485 is an equidigital number, since it uses as much as digits as its factorization.

22706485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6803.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 22706485 is about 4765.1322122266. The cubic root of 22706485 is about 283.1717794890.

The spelling of 22706485 in words is "twenty-two million, seven hundred six thousand, four hundred eighty-five".

Divisors: 1 5 751 3755 6047 30235 4541297 22706485