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2400230 = 257172017
BaseRepresentation
bin1001001001111111100110
311111221111102
421021333212
51103301410
6123240102
726254520
oct11117746
94457442
102400230
11139a368
12979032
13660671
14466a10
153262a5
hex249fe6

2400230 has 32 divisors (see below), whose sum is σ = 5230656. Its totient is φ = 774144.

The previous prime is 2400221. The next prime is 2400253. The reversal of 2400230 is 320042.

It is a super-2 number, since 2×24002302 = 11522208105800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 182 + ... + 2198.

It is an arithmetic number, because the mean of its divisors is an integer number (163458).

22400230 is an apocalyptic number.

2400230 is an abundant number, since it is smaller than the sum of its proper divisors (2830426).

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

2400230 is a wasteful number, since it uses less digits than its factorization.

2400230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 2400230 is about 1549.2675688854. The cubic root of 2400230 is about 133.8908668126.

Adding to 2400230 its reverse (320042), we get a palindrome (2720272).

The spelling of 2400230 in words is "two million, four hundred thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 2017 4034 10085 14119 20170 28238 34289 68578 70595 141190 171445 240023 342890 480046 1200115 2400230