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84994460 = 2254249723
BaseRepresentation
bin1010001000011…
…10100110011100
312220221011110222
411010032212130
5133224310320
612233420512
72051304155
oct504164634
9186834428
1084994460
1143a82661
122456a738
13147bb7a5
14b40692c
1576dd825
hex510e99c

84994460 has 12 divisors (see below), whose sum is σ = 178488408. Its totient is φ = 33997776.

The previous prime is 84994451. The next prime is 84994477. The reversal of 84994460 is 6449948.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2124842 + ... + 2124881.

It is an arithmetic number, because the mean of its divisors is an integer number (14874034).

Almost surely, 284994460 is an apocalyptic number.

It is an amenable number.

84994460 is an abundant number, since it is smaller than the sum of its proper divisors (93493948).

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

84994460 is a wasteful number, since it uses less digits than its factorization.

84994460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4249732 (or 4249730 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 84994460 is about 9219.2440037131. The cubic root of 84994460 is about 439.6734146803.

The spelling of 84994460 in words is "eighty-four million, nine hundred ninety-four thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 4249723 8499446 16998892 21248615 42497230 84994460