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3899394 = 23372211
BaseRepresentation
bin1110111000000000000010
321100002222000
432320000002
51444240034
6215324430
745100332
oct16700002
97302860
103899394
112223744
121380716
13a66b45
147370c2
15520599
hex3b8002

3899394 has 16 divisors (see below), whose sum is σ = 8665440. Its totient is φ = 1299780.

The previous prime is 3899383. The next prime is 3899407. The reversal of 3899394 is 4939983.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36052 + ... + 36159.

It is an arithmetic number, because the mean of its divisors is an integer number (541590).

Almost surely, 23899394 is an apocalyptic number.

3899394 is an abundant number, since it is smaller than the sum of its proper divisors (4766046).

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

3899394 is a wasteful number, since it uses less digits than its factorization.

3899394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72222 (or 72216 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 3899394 is about 1974.6883298384. The cubic root of 3899394 is about 157.3979384125.

The spelling of 3899394 in words is "three million, eight hundred ninety-nine thousand, three hundred ninety-four".

Divisors: 1 2 3 6 9 18 27 54 72211 144422 216633 433266 649899 1299798 1949697 3899394