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4947069 = 31649023
BaseRepresentation
bin10010110111110001111101
3100022100002210
4102313301331
52231301234
6254011033
760022641
oct22676175
910270083
104947069
112879896
1217a6a79
13104297a
1492ac21
1567abe9
hex4b7c7d

4947069 has 4 divisors (see below), whose sum is σ = 6596096. Its totient is φ = 3298044.

The previous prime is 4947043. The next prime is 4947083. The reversal of 4947069 is 9607494.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4947069 - 217 = 4815997 is a prime.

It is a super-2 number, since 2×49470692 = 48946983381522, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4947029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824509 + ... + 824514.

It is an arithmetic number, because the mean of its divisors is an integer number (1649024).

Almost surely, 24947069 is an apocalyptic number.

It is an amenable number.

4947069 is a deficient number, since it is larger than the sum of its proper divisors (1649027).

4947069 is a wasteful number, since it uses less digits than its factorization.

4947069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649026.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 4947069 is about 2224.2007553276. The cubic root of 4947069 is about 170.3920478887.

The spelling of 4947069 in words is "four million, nine hundred forty-seven thousand, sixty-nine".

Divisors: 1 3 1649023 4947069