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396068973 = 31633312447
BaseRepresentation
bin10111100110111…
…000100001101101
31000121021101111020
4113212320201231
51302343201343
6103145044353
712546350016
oct2746704155
91017241436
10396068973
11193630533
12b07866b9
1364096251
143a86000d
1524b88b83
hex179b886d

396068973 has 16 divisors (see below), whose sum is σ = 533154816. Its totient is φ = 261526320.

The previous prime is 396068929. The next prime is 396068977. The reversal of 396068973 is 379860693.

It is a happy number.

It is not a de Polignac number, because 396068973 - 26 = 396068909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396068977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160636 + ... + 163082.

It is an arithmetic number, because the mean of its divisors is an integer number (33322176).

Almost surely, 2396068973 is an apocalyptic number.

It is an amenable number.

396068973 is a deficient number, since it is larger than the sum of its proper divisors (137085843).

396068973 is a wasteful number, since it uses less digits than its factorization.

396068973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944.

The product of its (nonzero) digits is 1469664, while the sum is 51.

The square root of 396068973 is about 19901.4816785083. The cubic root of 396068973 is about 734.3846782198.

The spelling of 396068973 in words is "three hundred ninety-six million, sixty-eight thousand, nine hundred seventy-three".

Divisors: 1 3 163 331 489 993 2447 7341 53953 161859 398861 809957 1196583 2429871 132022991 396068973