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87676424 = 2311996323
BaseRepresentation
bin1010011100111…
…01011000001000
320002222102102222
411032131120020
5134421121144
612411113212
72113144253
oct516353010
9202872388
1087676424
1145544660
1225442808
131521a454
14b90409a
157a6d2ee
hex539d608

87676424 has 16 divisors (see below), whose sum is σ = 179338320. Its totient is φ = 39852880.

The previous prime is 87676417. The next prime is 87676427. The reversal of 87676424 is 42467678.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (87676427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498074 + ... + 498249.

It is an arithmetic number, because the mean of its divisors is an integer number (11208645).

Almost surely, 287676424 is an apocalyptic number.

It is an amenable number.

87676424 is an abundant number, since it is smaller than the sum of its proper divisors (91661896).

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

87676424 is a wasteful number, since it uses less digits than its factorization.

87676424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996340 (or 996336 counting only the distinct ones).

The product of its digits is 451584, while the sum is 44.

The square root of 87676424 is about 9363.5689776922. The cubic root of 87676424 is about 444.2501768939.

The spelling of 87676424 in words is "eighty-seven million, six hundred seventy-six thousand, four hundred twenty-four".

Divisors: 1 2 4 8 11 22 44 88 996323 1992646 3985292 7970584 10959553 21919106 43838212 87676424