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44234420 = 2257131151
BaseRepresentation
bin1010100010111…
…1011010110100
310002020100012212
42220233122310
542311000140
64220032552
71044662216
oct250573264
9102210185
1044234420
1122a72a7a
1212992758
13921a019
145c365b6
153d3b765
hex2a2f6b4

44234420 has 24 divisors (see below), whose sum is σ = 94203648. Its totient is φ = 17444000.

The previous prime is 44234417. The next prime is 44234429. The reversal of 44234420 is 2443244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44234429) 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, 14156 + ... + 16995.

It is an arithmetic number, because the mean of its divisors is an integer number (3925152).

Almost surely, 244234420 is an apocalyptic number.

It is an amenable number.

44234420 is an abundant number, since it is smaller than the sum of its proper divisors (49969228).

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

44234420 is a wasteful number, since it uses less digits than its factorization.

44234420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31231 (or 31229 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 44234420 is about 6650.8961802151. The cubic root of 44234420 is about 353.6606811668.

Adding to 44234420 its reverse (2443244), we get a palindrome (46677664).

The spelling of 44234420 in words is "forty-four million, two hundred thirty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 31151 62302 124604 155755 311510 623020 2211721 4423442 8846884 11058605 22117210 44234420