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52867746 = 23237163487
BaseRepresentation
bin1100100110101…
…1001010100010
310200110221220200
43021223022202
5102013231441
65125050030
71211240241
oct311531242
9120427820
1052867746
112792a358
1215856916
13ac507b9
147042958
1549947b6
hex326b2a2

52867746 has 48 divisors (see below), whose sum is σ = 118607424. Its totient is φ = 17006112.

The previous prime is 52867723. The next prime is 52867811. The reversal of 52867746 is 64776825.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108315 + ... + 108801.

It is an arithmetic number, because the mean of its divisors is an integer number (2470988).

Almost surely, 252867746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52867746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59303712).

52867746 is an abundant number, since it is smaller than the sum of its proper divisors (65739678).

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

52867746 is a wasteful number, since it uses less digits than its factorization.

52867746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695 (or 692 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 52867746 is about 7271.0209737010. The cubic root of 52867746 is about 375.3158725241.

The spelling of 52867746 in words is "fifty-two million, eight hundred sixty-seven thousand, seven hundred forty-six".

Divisors: 1 2 3 6 9 18 37 74 111 163 222 326 333 487 489 666 974 978 1461 1467 2922 2934 4383 6031 8766 12062 18019 18093 36038 36186 54057 54279 79381 108114 108558 158762 162171 238143 324342 476286 714429 1428858 2937097 5874194 8811291 17622582 26433873 52867746