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BaseRepresentation
bin1001001110000…
…1001001110110
32200202200121000
42103201021312
534344432331
63500504130
7646461225
oct223411166
980680530
1038670966
111a913084
1210b4b046
13801c939
1451c8cbc
1535dd0e6
hex24e1276

38670966 has 32 divisors (see below), whose sum is σ = 90460800. Its totient is φ = 12211560.

The previous prime is 38670959. The next prime is 38670967. The reversal of 38670966 is 66907683.

It is a super-2 number, since 2×386709662 = 2990887222746312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38670967) 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, 17820 + ... + 19871.

It is an arithmetic number, because the mean of its divisors is an integer number (2826900).

Almost surely, 238670966 is an apocalyptic number.

38670966 is an abundant number, since it is smaller than the sum of its proper divisors (51789834).

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

38670966 is a wasteful number, since it uses less digits than its factorization.

38670966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37721 (or 37715 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 38670966 is about 6218.5983951370. The cubic root of 38670966 is about 338.1647540108.

The spelling of 38670966 in words is "thirty-eight million, six hundred seventy thousand, nine hundred sixty-six".