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6229872 = 2434111923
BaseRepresentation
bin10111110000111101110000
3102201111210000
4113300331300
53043323442
6341310000
7103644615
oct27607560
912644700
106229872
113575660
122105300
1313a181c
14b8250c
15830d4c
hex5f0f70

6229872 has 200 divisors, whose sum is σ = 21605760. Its totient is φ = 1710720.

The previous prime is 6229859. The next prime is 6229877. The reversal of 6229872 is 2789226.

It is a super-2 number, since 2×62298722 = 77622610272768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6229877) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 270853 + ... + 270875.

Almost surely, 26229872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6229872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10802880).

6229872 is an abundant number, since it is smaller than the sum of its proper divisors (15375888).

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

6229872 is a wasteful number, since it uses less digits than its factorization.

6229872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73 (or 58 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 6229872 is about 2495.9711536795. The cubic root of 6229872 is about 184.0036231171.

The spelling of 6229872 in words is "six million, two hundred twenty-nine thousand, eight hundred seventy-two".