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BaseRepresentation
bin100101110010101111010
32022220202110
410232111322
5304112034
642313150
713345323
oct4562572
92286673
101238394
11776473
124b87b6
133448a1
1424344a
15196de9
hex12e57a

1238394 has 8 divisors (see below), whose sum is σ = 2476800. Its totient is φ = 412796.

The previous prime is 1238383. The next prime is 1238407. The reversal of 1238394 is 4938321.

It can be divided in two parts, 1 and 238394, that added together give a triangular number (238395 = T690).

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103194 + ... + 103205.

It is an arithmetic number, because the mean of its divisors is an integer number (309600).

21238394 is an apocalyptic number.

1238394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1238394 is a wasteful number, since it uses less digits than its factorization.

1238394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206404.

The product of its digits is 5184, while the sum is 30.

The square root of 1238394 is about 1112.8315236369. The cubic root of 1238394 is about 107.3873057345.

The spelling of 1238394 in words is "one million, two hundred thirty-eight thousand, three hundred ninety-four".

Divisors: 1 2 3 6 206399 412798 619197 1238394