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3919434 = 231934381
BaseRepresentation
bin1110111100111001001010
321101010110020
432330321022
52000410214
6220001310
745212631
oct16747112
97333406
103919434
112237802
121390236
13a72cbc
14740518
155264a9
hex3bce4a

3919434 has 16 divisors (see below), whose sum is σ = 8251680. Its totient is φ = 1237680.

The previous prime is 3919417. The next prime is 3919441. The reversal of 3919434 is 4349193.

It is a junction number, because it is equal to n+sod(n) for n = 3919395 and 3919404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17077 + ... + 17304.

It is an arithmetic number, because the mean of its divisors is an integer number (515730).

Almost surely, 23919434 is an apocalyptic number.

3919434 is an abundant number, since it is smaller than the sum of its proper divisors (4332246).

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

3919434 is a wasteful number, since it uses less digits than its factorization.

3919434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34405.

The product of its digits is 11664, while the sum is 33.

The square root of 3919434 is about 1979.7560455773. The cubic root of 3919434 is about 157.6671141314.

The spelling of 3919434 in words is "three million, nine hundred nineteen thousand, four hundred thirty-four".

Divisors: 1 2 3 6 19 38 57 114 34381 68762 103143 206286 653239 1306478 1959717 3919434