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38808427 = 741135221
BaseRepresentation
bin1001010000001…
…0101101101011
32201000200011011
42110002231223
534413332202
63503444351
7650603050
oct224025553
981020134
1038808427
111a9a7389
1210bb66b7
13806a388
145223027
153618bd7
hex2502b6b

38808427 has 8 divisors (see below), whose sum is σ = 45434592. Its totient is φ = 32452800.

The previous prime is 38808421. The next prime is 38808437. The reversal of 38808427 is 72480883.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38808427 - 27 = 38808299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38808427.

It is not an unprimeable number, because it can be changed into a prime (38808421) 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, 67324 + ... + 67897.

It is an arithmetic number, because the mean of its divisors is an integer number (5679324).

Almost surely, 238808427 is an apocalyptic number.

38808427 is a deficient number, since it is larger than the sum of its proper divisors (6626165).

38808427 is a wasteful number, since it uses less digits than its factorization.

38808427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135269.

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 38808427 is about 6229.6410008924. The cubic root of 38808427 is about 338.5649637823.

The spelling of 38808427 in words is "thirty-eight million, eight hundred eight thousand, four hundred twenty-seven".

Divisors: 1 7 41 287 135221 946547 5544061 38808427