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6972036 = 2232325261
BaseRepresentation
bin11010100110001010000100
3111010012211120
4122212022010
53241101121
6405233540
7113155431
oct32461204
914105746
106972036
113a32215
1224028b0
1315a1586
14cd6b88
1592abc6
hex6a6284

6972036 has 24 divisors (see below), whose sum is σ = 16976064. Its totient is φ = 2222880.

The previous prime is 6972029. The next prime is 6972037. The reversal of 6972036 is 6302796.

It is a junction number, because it is equal to n+sod(n) for n = 6971988 and 6972006.

It is not an unprimeable number, because it can be changed into a prime (6972037) 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, 12355 + ... + 12906.

It is an arithmetic number, because the mean of its divisors is an integer number (707336).

Almost surely, 26972036 is an apocalyptic number.

It is an amenable number.

6972036 is an abundant number, since it is smaller than the sum of its proper divisors (10004028).

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

6972036 is a wasteful number, since it uses less digits than its factorization.

6972036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25291 (or 25289 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 6972036 is about 2640.4613233297. The cubic root of 6972036 is about 191.0380487597.

It can be divided in two parts, 69720 and 36, that multiplied together give a triangular number (2509920 = T2240).

The spelling of 6972036 in words is "six million, nine hundred seventy-two thousand, thirty-six".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 25261 50522 75783 101044 151566 303132 581003 1162006 1743009 2324012 3486018 6972036