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1230974 = 22112917
BaseRepresentation
bin100101100100001111110
32022112120122
410230201332
5303342344
642214542
713314563
oct4544176
92275518
101230974
11770938
124b4452
133413b4
1424086a
15194aee
hex12c87e

1230974 has 8 divisors (see below), whose sum is σ = 1855848. Its totient is φ = 612360.

The previous prime is 1230967. The next prime is 1230997. The reversal of 1230974 is 4790321.

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

It is a congruent 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, 1037 + ... + 1880.

It is an arithmetic number, because the mean of its divisors is an integer number (231981).

21230974 is an apocalyptic number.

1230974 is a deficient number, since it is larger than the sum of its proper divisors (624874).

1230974 is a wasteful number, since it uses less digits than its factorization.

1230974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3130.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 1230974 is about 1109.4926768573. The cubic root of 1230974 is about 107.1724009110.

The spelling of 1230974 in words is "one million, two hundred thirty thousand, nine hundred seventy-four".

Divisors: 1 2 211 422 2917 5834 615487 1230974