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44035221 = 331473497
BaseRepresentation
bin1010011111111…
…0110010010101
310001212012222010
42213332302111
542233111341
64211454433
71043202366
oct247766225
9101765863
1044035221
112294734a
12128b7419
13917a459
145bc3b6d
153cec716
hex29fec95

44035221 has 8 divisors (see below), whose sum is σ = 60607744. Its totient is φ = 28409760.

The previous prime is 44035207. The next prime is 44035249. The reversal of 44035221 is 12253044.

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

It is not a de Polignac number, because 44035221 - 26 = 44035157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44035721) 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, 236656 + ... + 236841.

It is an arithmetic number, because the mean of its divisors is an integer number (7575968).

Almost surely, 244035221 is an apocalyptic number.

It is an amenable number.

44035221 is a deficient number, since it is larger than the sum of its proper divisors (16572523).

44035221 is a wasteful number, since it uses less digits than its factorization.

44035221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473531.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 44035221 is about 6635.9039323969. The cubic root of 44035221 is about 353.1290071960.

Adding to 44035221 its reverse (12253044), we get a palindrome (56288265).

The spelling of 44035221 in words is "forty-four million, thirty-five thousand, two hundred twenty-one".

Divisors: 1 3 31 93 473497 1420491 14678407 44035221