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1344072 = 23356003
BaseRepresentation
bin101001000001001001000
32112021201110
411020021020
5321002242
644450320
714265402
oct5101110
92467643
101344072
11838904
125499a0
13380a12
1426db72
151b839c
hex148248

1344072 has 16 divisors (see below), whose sum is σ = 3360240. Its totient is φ = 448016.

The previous prime is 1344053. The next prime is 1344073. The reversal of 1344072 is 2704431.

It is not an unprimeable number, because it can be changed into a prime (1344073) 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, 27978 + ... + 28025.

It is an arithmetic number, because the mean of its divisors is an integer number (210015).

21344072 is an apocalyptic number.

1344072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1344072 is an abundant number, since it is smaller than the sum of its proper divisors (2016168).

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

1344072 is a wasteful number, since it uses less digits than its factorization.

1344072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56012 (or 56008 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 1344072 is about 1159.3411922294. The cubic root of 1344072 is about 110.3589376802.

The spelling of 1344072 in words is "one million, three hundred forty-four thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 24 56003 112006 168009 224012 336018 448024 672036 1344072