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537380 = 22597277
BaseRepresentation
bin10000011001100100100
31000022010222
42003030210
5114144010
615303512
74365464
oct2031444
91008128
10537380
11337818
1221ab98
1315a79c
14ddba4
15a9355
hex83324

537380 has 24 divisors (see below), whose sum is σ = 1144248. Its totient is φ = 211968.

The previous prime is 537379. The next prime is 537401. The reversal of 537380 is 83735.

It can be written as a sum of positive squares in 4 ways, for example, as 7396 + 529984 = 86^2 + 728^2 .

It is an Ulam number.

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1802 + ... + 2078.

It is an arithmetic number, because the mean of its divisors is an integer number (47677).

2537380 is an apocalyptic number.

It is an amenable number.

537380 is an abundant number, since it is smaller than the sum of its proper divisors (606868).

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

537380 is a wasteful number, since it uses less digits than its factorization.

537380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 381 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 537380 is about 733.0620710417. The cubic root of 537380 is about 81.3006154049.

The spelling of 537380 in words is "five hundred thirty-seven thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 97 194 277 388 485 554 970 1108 1385 1940 2770 5540 26869 53738 107476 134345 268690 537380