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3972673 = 7950287
BaseRepresentation
bin1111001001111001000001
321110211111001
433021321001
52004111143
6221052001
745524065
oct17117101
97424431
103972673
112273801
1213b7001
13a912c3
14755aa5
1553714d
hex3c9e41

3972673 has 4 divisors (see below), whose sum is σ = 4023040. Its totient is φ = 3922308.

The previous prime is 3972671. The next prime is 3972697. The reversal of 3972673 is 3762793.

3972673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3762793 = 6076199.

It is a cyclic number.

It is not a de Polignac number, because 3972673 - 21 = 3972671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3972671) 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, 25065 + ... + 25222.

It is an arithmetic number, because the mean of its divisors is an integer number (1005760).

Almost surely, 23972673 is an apocalyptic number.

It is an amenable number.

3972673 is a deficient number, since it is larger than the sum of its proper divisors (50367).

3972673 is an equidigital number, since it uses as much as digits as its factorization.

3972673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50366.

The product of its digits is 47628, while the sum is 37.

The square root of 3972673 is about 1993.1565417699. The cubic root of 3972673 is about 158.3777879484.

The spelling of 3972673 in words is "three million, nine hundred seventy-two thousand, six hundred seventy-three".

Divisors: 1 79 50287 3972673