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1324972 = 221130113
BaseRepresentation
bin101000011011110101100
32111022112001
411003132230
5314344342
644222044
714155615
oct5033654
92438461
101324972
11825520
1253a924
1337510c
14266c0c
151b28b7
hex1437ac

1324972 has 12 divisors (see below), whose sum is σ = 2529576. Its totient is φ = 602240.

The previous prime is 1324969. The next prime is 1324979. The reversal of 1324972 is 2794231.

It is a self number, because there is not a number n which added to its sum of digits gives 1324972.

It is not an unprimeable number, because it can be changed into a prime (1324979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15013 + ... + 15100.

It is an arithmetic number, because the mean of its divisors is an integer number (210798).

21324972 is an apocalyptic number.

It is an amenable number.

1324972 is a deficient number, since it is larger than the sum of its proper divisors (1204604).

1324972 is a wasteful number, since it uses less digits than its factorization.

1324972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30128 (or 30126 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 1324972 is about 1151.0742808351. The cubic root of 1324972 is about 109.8336880692.

The spelling of 1324972 in words is "one million, three hundred twenty-four thousand, nine hundred seventy-two".

Divisors: 1 2 4 11 22 44 30113 60226 120452 331243 662486 1324972