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344432444 = 221731163393
BaseRepresentation
bin10100100001111…
…001111100111100
3220000002222111012
4110201321330330
51201133314234
654102214352
711351425136
oct2441717474
9800088435
10344432444
11167472214
12974243b8
1356486ca5
1433a5c056
15203890ce
hex14879f3c

344432444 has 24 divisors (see below), whose sum is σ = 658804608. Its totient is φ = 156856320.

The previous prime is 344432443. The next prime is 344432453. The reversal of 344432444 is 444234443.

It is a self number, because there is not a number n which added to its sum of digits gives 344432444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344432443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79589 + ... + 83804.

It is an arithmetic number, because the mean of its divisors is an integer number (27450192).

Almost surely, 2344432444 is an apocalyptic number.

344432444 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

344432444 is a deficient number, since it is larger than the sum of its proper divisors (314372164).

344432444 is a wasteful number, since it uses less digits than its factorization.

344432444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163445 (or 163443 counting only the distinct ones).

The product of its digits is 73728, while the sum is 32.

The square root of 344432444 is about 18558.8912384334. The cubic root of 344432444 is about 700.9730983305.

Adding to 344432444 its reverse (444234443), we get a palindrome (788666887).

The spelling of 344432444 in words is "three hundred forty-four million, four hundred thirty-two thousand, four hundred forty-four".

Divisors: 1 2 4 17 31 34 62 68 124 527 1054 2108 163393 326786 653572 2777681 5065183 5555362 10130366 11110724 20260732 86108111 172216222 344432444