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1427434 = 2838599
BaseRepresentation
bin101011100011111101010
32200112001221
411130133222
5331134214
650332254
715063421
oct5343752
92615057
101427434
118954a8
1258a08a
133ac948
142922b8
151d2e24
hex15c7ea

1427434 has 8 divisors (see below), whose sum is σ = 2167200. Its totient is φ = 705036.

The previous prime is 1427431. The next prime is 1427453. The reversal of 1427434 is 4347241.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1427399 and 1427408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427431) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4134 + ... + 4465.

It is an arithmetic number, because the mean of its divisors is an integer number (270900).

21427434 is an apocalyptic number.

1427434 is a deficient number, since it is larger than the sum of its proper divisors (739766).

1427434 is an equidigital number, since it uses as much as digits as its factorization.

1427434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8684.

The product of its digits is 2688, while the sum is 25.

The square root of 1427434 is about 1194.7526940752. The cubic root of 1427434 is about 112.5948894891.

The spelling of 1427434 in words is "one million, four hundred twenty-seven thousand, four hundred thirty-four".

Divisors: 1 2 83 166 8599 17198 713717 1427434