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622040468 = 227191169249
BaseRepresentation
bin100101000100111…
…001010110010100
31121100110221002212
4211010321112110
52233220243333
6141420252552
721262154030
oct4504712624
91540427085
10622040468
1129a142235
121543a1158
139bb449aa
145c8831c0
1539923448
hex25139594

622040468 has 24 divisors (see below), whose sum is σ = 1309560000. Its totient is φ = 252557568.

The previous prime is 622040399. The next prime is 622040501. The reversal of 622040468 is 864040226.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 584093 + ... + 585156.

It is an arithmetic number, because the mean of its divisors is an integer number (54565000).

Almost surely, 2622040468 is an apocalyptic number.

It is an amenable number.

622040468 is an abundant number, since it is smaller than the sum of its proper divisors (687519532).

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

622040468 is a wasteful number, since it uses less digits than its factorization.

622040468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169279 (or 1169277 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 622040468 is about 24940.7391229691. The cubic root of 622040468 is about 853.6363099906.

The spelling of 622040468 in words is "six hundred twenty-two million, forty thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 1169249 2338498 4676996 8184743 16369486 22215731 32738972 44431462 88862924 155510117 311020234 622040468