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1214404 = 22192292
BaseRepresentation
bin100101000011111000100
32021200211221
410220133010
5302330104
642010124
713215352
oct4503704
92250757
101214404
1175a444
124a6944
133369a9
142387d2
1518ec54
hex1287c4

1214404 has 27 divisors (see below), whose sum is σ = 2322957. Its totient is φ = 555408.

The previous prime is 1214401. The next prime is 1214407. The reversal of 1214404 is 4044121.

Multipling 1214404 by its sum of digits (16), we get a square (19430464 = 44082).

Adding to 1214404 its reverse (4044121), we get a palindrome (5258525).

Multipling 1214404 by its reverse (4044121), we get a square (4911196718884 = 22161222).

The square root of 1214404 is 1102.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (1214401) and next prime (1214407).

It can be written as a sum of positive squares in only one way, i.e., 636804 + 577600 = 798^2 + 760^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1214401) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 41862 + ... + 41890.

21214404 is an apocalyptic number.

1214404 is the 1102-nd square number.

It is an amenable number.

1214404 is a deficient number, since it is larger than the sum of its proper divisors (1108553).

1214404 is a wasteful number, since it uses less digits than its factorization.

1214404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 50 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The cubic root of 1214404 is about 106.6893484752.

The spelling of 1214404 in words is "one million, two hundred fourteen thousand, four hundred four".

Divisors: 1 2 4 19 29 38 58 76 116 361 551 722 841 1102 1444 1682 2204 3364 10469 15979 20938 31958 41876 63916 303601 607202 1214404