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4379970 = 235720857
BaseRepresentation
bin10000101101010101000010
322020112012010
4100231111002
52110124340
6233513350
752141410
oct20552502
98215163
104379970
112521811
121572856
13ba47ca
148202b0
155b7b80
hex42d542

4379970 has 32 divisors (see below), whose sum is σ = 12014208. Its totient is φ = 1001088.

The previous prime is 4379939. The next prime is 4379971. The reversal of 4379970 is 799734.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4379971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10219 + ... + 10638.

It is an arithmetic number, because the mean of its divisors is an integer number (375444).

Almost surely, 24379970 is an apocalyptic number.

4379970 is an abundant number, since it is smaller than the sum of its proper divisors (7634238).

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

4379970 is a wasteful number, since it uses less digits than its factorization.

4379970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20874.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 4379970 is about 2092.8377863561. The cubic root of 4379970 is about 163.6152242614.

The spelling of 4379970 in words is "four million, three hundred seventy-nine thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 20857 41714 62571 104285 125142 145999 208570 291998 312855 437997 625710 729995 875994 1459990 2189985 4379970