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33028441 = 192297591
BaseRepresentation
bin111110111111…
…1100101011001
32022011000111121
41331333211121
531423402231
63135525241
7550510555
oct175774531
968130447
1033028441
1117709836
12b089821
136ac5574
14455a865
152d76311
hex1f7f959

33028441 has 8 divisors (see below), whose sum is σ = 34923200. Its totient is φ = 31149360.

The previous prime is 33028409. The next prime is 33028447. The reversal of 33028441 is 14482033.

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

It is not a de Polignac number, because 33028441 - 25 = 33028409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33028447) 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, 556 + ... + 8146.

It is an arithmetic number, because the mean of its divisors is an integer number (4365400).

Almost surely, 233028441 is an apocalyptic number.

It is an amenable number.

33028441 is a deficient number, since it is larger than the sum of its proper divisors (1894759).

33028441 is a wasteful number, since it uses less digits than its factorization.

33028441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7839.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 33028441 is about 5747.0375847040. The cubic root of 33028441 is about 320.8455534934.

The spelling of 33028441 in words is "thirty-three million, twenty-eight thousand, four hundred forty-one".

Divisors: 1 19 229 4351 7591 144229 1738339 33028441