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84519372 = 22371952957
BaseRepresentation
bin1010000100110…
…10100111001100
312220001000210010
411002122213030
5133114104442
612215313220
72044255110
oct502324714
9186030703
1084519372
1143788723
122437b810
1314683482
14b321740
157647b9c
hex509a9cc

84519372 has 48 divisors (see below), whose sum is σ = 237251840. Its totient is φ = 22876992.

The previous prime is 84519371. The next prime is 84519373. The reversal of 84519372 is 27391548.

It is an interprime number because it is at equal distance from previous prime (84519371) and next prime (84519373).

It is a self number, because there is not a number n which added to its sum of digits gives 84519372.

It is not an unprimeable number, because it can be changed into a prime (84519371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24883 + ... + 28074.

Almost surely, 284519372 is an apocalyptic number.

It is an amenable number.

84519372 is an abundant number, since it is smaller than the sum of its proper divisors (152732468).

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

84519372 is a wasteful number, since it uses less digits than its factorization.

84519372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52990 (or 52988 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 84519372 is about 9193.4417929304. The cubic root of 84519372 is about 438.8526789499.

The spelling of 84519372 in words is "eighty-four million, five hundred nineteen thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 57 76 84 114 133 228 266 399 532 798 1596 52957 105914 158871 211828 317742 370699 635484 741398 1006183 1112097 1482796 2012366 2224194 3018549 4024732 4448388 6037098 7043281 12074196 14086562 21129843 28173124 42259686 84519372