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44228940 = 22357314379
BaseRepresentation
bin1010100010111…
…0000101001100
310002020001200220
42220232011030
542310311230
64215551340
71044640230
oct250560514
9102201626
1044228940
1122a69948
121298b550
139217692
145c345c0
153d39d10
hex2a2e14c

44228940 has 192 divisors, whose sum is σ = 151388160. Its totient is φ = 9434880.

The previous prime is 44228923. The next prime is 44228963. The reversal of 44228940 is 4982244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 559821 + ... + 559899.

It is an arithmetic number, because the mean of its divisors is an integer number (788480).

Almost surely, 244228940 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44228940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75694080).

44228940 is an abundant number, since it is smaller than the sum of its proper divisors (107159220).

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

44228940 is a wasteful number, since it uses less digits than its factorization.

44228940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 170 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 44228940 is about 6650.4841928990. The cubic root of 44228940 is about 353.6460760955.

The spelling of 44228940 in words is "forty-four million, two hundred twenty-eight thousand, nine hundred forty".