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84067068 = 2239297541
BaseRepresentation
bin1010000001011…
…00001011111100
312212012001100010
411000230023330
5133010121233
612201503220
72040362331
oct500541374
9185161303
1084067068
11434a9918
12241a1b10
1314555637
14b244988
1575a8b63
hex502c2fc

84067068 has 24 divisors (see below), whose sum is σ = 196393680. Its totient is φ = 27988480.

The previous prime is 84067033. The next prime is 84067069. The reversal of 84067068 is 86076048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84067069) 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, 7378 + ... + 14918.

It is an arithmetic number, because the mean of its divisors is an integer number (8183070).

Almost surely, 284067068 is an apocalyptic number.

It is an amenable number.

84067068 is an abundant number, since it is smaller than the sum of its proper divisors (112326612).

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

84067068 is a wasteful number, since it uses less digits than its factorization.

84067068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8477 (or 8475 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 84067068 is about 9168.8095192342. The cubic root of 84067068 is about 438.0684407552.

The spelling of 84067068 in words is "eighty-four million, sixty-seven thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 929 1858 2787 3716 5574 7541 11148 15082 22623 30164 45246 90492 7005589 14011178 21016767 28022356 42033534 84067068