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3998858 = 25233823
BaseRepresentation
bin1111010000010010001010
321112011101212
433100102022
52010430413
6221413122
745663323
oct17202212
97464355
103998858
112291446
12140a1a2
13aa01b6
1476144a
1553eca8
hex3d048a

3998858 has 8 divisors (see below), whose sum is σ = 6011328. Its totient is φ = 1995084.

The previous prime is 3998837. The next prime is 3998881. The reversal of 3998858 is 8588993.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 866 + ... + 2957.

It is an arithmetic number, because the mean of its divisors is an integer number (751416).

Almost surely, 23998858 is an apocalyptic number.

3998858 is a deficient number, since it is larger than the sum of its proper divisors (2012470).

3998858 is a wasteful number, since it uses less digits than its factorization.

3998858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4348.

The product of its digits is 622080, while the sum is 50.

The square root of 3998858 is about 1999.7144796195. The cubic root of 3998858 is about 158.7249969923.

The spelling of 3998858 in words is "three million, nine hundred ninety-eight thousand, eight hundred fifty-eight".

Divisors: 1 2 523 1046 3823 7646 1999429 3998858