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423394 = 21391523
BaseRepresentation
bin1100111010111100010
3210111210021
41213113202
5102022034
613024054
73412246
oct1472742
9714707
10423394
1126a114
1218502a
1311a93a
14b0426
15856b4
hex675e2

423394 has 8 divisors (see below), whose sum is σ = 640080. Its totient is φ = 210036.

The previous prime is 423389. The next prime is 423403. The reversal of 423394 is 493324.

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

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484 + ... + 1039.

It is an arithmetic number, because the mean of its divisors is an integer number (80010).

2423394 is an apocalyptic number.

423394 is a deficient number, since it is larger than the sum of its proper divisors (216686).

423394 is a wasteful number, since it uses less digits than its factorization.

423394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664.

The product of its digits is 2592, while the sum is 25.

The square root of 423394 is about 650.6873289069. The cubic root of 423394 is about 75.0899069948.

The spelling of 423394 in words is "four hundred twenty-three thousand, three hundred ninety-four".

Divisors: 1 2 139 278 1523 3046 211697 423394