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84856748 = 2221214187
BaseRepresentation
bin1010000111011…
…00111110101100
312220200011120112
411003230332230
5133210403443
612230435152
72050161524
oct503547654
9186604515
1084856748
1143999149
1224502ab8
1314770bc2
14b3ac684
1576b2b18
hex50ecfac

84856748 has 6 divisors (see below), whose sum is σ = 148499316. Its totient is φ = 42428372.

The previous prime is 84856727. The next prime is 84856753. The reversal of 84856748 is 84765848.

It is a super-2 number, since 2×848567482 = 14401335362271008, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84856696 and 84856705.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10607090 + ... + 10607097.

It is an arithmetic number, because the mean of its divisors is an integer number (24749886).

Almost surely, 284856748 is an apocalyptic number.

It is an amenable number.

84856748 is a deficient number, since it is larger than the sum of its proper divisors (63642568).

84856748 is a wasteful number, since it uses less digits than its factorization.

84856748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21214191 (or 21214189 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 50.

The square root of 84856748 is about 9211.7722507670. The cubic root of 84856748 is about 439.4358265057.

The spelling of 84856748 in words is "eighty-four million, eight hundred fifty-six thousand, seven hundred forty-eight".

Divisors: 1 2 4 21214187 42428374 84856748