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874690244 = 221971110013
BaseRepresentation
bin110100001000101…
…011011011000100
32020221212212102222
4310020223123010
53242410041434
6222443351512
730450513221
oct6410533304
92227785388
10874690244
114098157aa
12204b22598
1310c2a44bc
148424c948
1551bcc72e
hex3422b6c4

874690244 has 12 divisors (see below), whose sum is σ = 1538479404. Its totient is φ = 435124704.

The previous prime is 874690241. The next prime is 874690259. The reversal of 874690244 is 442096478.

It can be written as a sum of positive squares in 2 ways, for example, as 608608900 + 266081344 = 24670^2 + 16312^2 .

It is a junction number, because it is equal to n+sod(n) for n = 874690195 and 874690204.

It is not an unprimeable number, because it can be changed into a prime (874690241) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 554219 + ... + 555794.

It is an arithmetic number, because the mean of its divisors is an integer number (128206617).

Almost surely, 2874690244 is an apocalyptic number.

It is an amenable number.

874690244 is a deficient number, since it is larger than the sum of its proper divisors (663789160).

874690244 is a wasteful number, since it uses less digits than its factorization.

874690244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110214 (or 1110212 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 874690244 is about 29575.1626200094. The cubic root of 874690244 is about 956.3527129392.

The spelling of 874690244 in words is "eight hundred seventy-four million, six hundred ninety thousand, two hundred forty-four".

Divisors: 1 2 4 197 394 788 1110013 2220026 4440052 218672561 437345122 874690244